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Archive for July 22nd, 2009

Google Chrome OS Will Reshape Desktop Landscape

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So Google is jumping into the operating system business, taking on not only nemesis Microsoft but also the idea that applications are typically made to run on the desktop. Here are some thoughts on how this might change the desktop landscape.

Watch out Apple. While much coverage of this news is focusing on the threat to Microsoft’s desktop OS dominance, at the outset the biggest loser may be the Mac OS.

Those looking for a desktop OS alternative to Windows typically consider two options: Mac OS X or a traditional Linux flavor. Linux, despite advocates’ claim to the contrary, is still daunting to most non power users due to issues like networking and peripheral drivers. Mac, meanwhile, has two chief drawbacks: fewer available applications (not an issue to many consumers) and costly hardware. It’s no accident that Microsoft’s most successful Windows ad campaign doesn’t even talk about software anymore, but rather comparative hardware costs.

If there were a version of the Mac OS that ran on non-Apple hardware, I’m not sure Google would have seen the same market opening for a new operating system. But there isn’t, and Google Chrome OS is likely to be targeting the same audience as Mac OS X — those looking for a Windows alternative — while offering a platform that runs on more affordable hardware.

Windows 7 pricing, terms likely to get more attractive. Expect Microsoft to think twice about how much it thinks it can charge for various versions of Windows 7, especially if Google’s OS looks like it’s gaining market traction. Expect Microsoft to be more receptive to complaints from Vista Ultimate users that they weren’t given a better, less expensive upgrade path, and come up with some interesting terms for a Win 7 “family pack.”

Netbooks are a wise beachhead for a Google OS. Power desktop users may initially balk at the idea of ceding application control to the cloud, but those same people might be less resistant on a netbook. Netbook users probably expect (and use) fewer apps, and getting rid of resource-hogging Windows antivirus software might be a welcome upside if the Google OS is, as promised, simple, secure and speedy.

Large companies are unlikely first customers, except as small experiments. I don’t see major IT organizations happily ditching their Windows-based software in order to turn control of the desktop over to Google. While a Google OS is likely to gain entry in small numbers at large corporations as people check out the newcomer, large-scale adoption is unlikely unless and until the OS proves it has enterprise-class management capabilities. However, those small businesses with limited application needs might be more interested, especially if cost and maintenance are both low.

College students are a likely market. Today’s students are mobile in ways that those even five years ago couldn’t imagine, and they’re less likely to be concerned whether an application is on their desktop or over the Web.

Sun flashback. It looks like Google is trying to bring to fruition that Sun Microsystems mantra, “the network is the computer.”

Would Google dominance be any better than Microsoft’s? In the short run, this announcement adds to the OS competitive landscape and is likely to encourage Microsoft to give better terms to those opting for Windows 7. Plus, it’s unlikely Google can make a short-term dent in Windows’ gargantuan desktop OS market share. However, Google already has a great deal of control over the search-engine market, and thus has become a prime director of traffic around the Web. Despite Google’s now-cliched “do no evil” corporate mantra, the idea of a single company controlling the desktop, the application and the data is not without concern. It will be interesting to see whether the open-source community welcomes Google’s entry into the OS arena or has concern about the company’s growing reach.

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July 22nd, 2009 at 11:21 pm

Posted in Laptop

HIT solid oxide fuel cell research through the Ministry of Science and Technology Acceptance

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Battery, such as methanol micro fuel cell power plant has been the promotion of

On the road from a very important client’s phone, suddenly the laptop dell inspiron 640m battery,dell inspiron 700m battery can not persist for too long, how in the field are also able to necessarily carry the notebook? A Japanese company developed a methanol fuel cells do. If you put this kind of cell phone batteries, no electricity will be as long as methanol, when added into it.

According to “The Independent” reported that the fuel cell is known as the energy source of the 21st century, no matter how some people would like, first of all, the application of this technology in the car are not likely to, on the contrary, it is more likely applies to your briefcase or jacket. The future of mobile phone and notebook computer batteries will be used as fuel alcohol or hydrogen power, once used this type of liquid fuel, you only need to add some on the list, very simple.

The use of fuel cells to gradually broaden the scope of

Japan’s Toshiba — Electric Company in October last year, two new MP3 players will be put on the market, they are using a DMFC fuel cells, using methanol as fuel. The two devices that have a larger hard drive, side length 12 cm, there is a fuel cell 10 milliliters of fuel cans, can ensure that players play for 60 hours. That only a relatively small device the size of a pack of chewing gum to provide flash memory, 3.5 milliliters of the fuel can be stored to ensure you enjoy the 35 hours of music.

However, fuel cells need to further increase the energy of life. Canon has announced plans for the company’s printers, cameras, mobile phones and MP3 players, such as the use of the so-called PEM fuel cell prototype at last year’s show in Tokyo in November dell inspiron 640m battery,dell inspiron 700m battery. With a number of competitor’s products different is that Canon’s researchers developed the fuel cell using hydrogen as an energy source.

Water, hydrogen explosion current

The use of fuel cells use energy, water and hydrogen gas between the explosive reaction, when the two substances mixed reaction when the explosion occurred, an oxygen molecule and two hydrogen molecules of water molecules to produce a reaction, fuel cell can be controlled in the way the explosion as well as free use of this reaction under the driving force, in the process of energy release was used as a current.

At present, the development of fuel cells seems to be textbook examples of different, not only because of safety concerns. Researchers in the miniaturization of fuel cells has developed two technologies, one is the polymer membrane fuel cell (PEMFC), the use of gaseous hydrogen, the use of a direct methanol fuel cell (DMFC). The third system is the PEM fuel cell, hydrogen will be converted into methanol and carbon dioxide. Over the past many companies have announced the use of fuel cells to produce mobile phones and cameras, including Sony, NEC Corporation, Nippon Telegraph and Telephone Public Corporation (NTT), as well as companies such as Hitachi, but so far there is no use to put on the market installations of fuel cells.

More durable fuel cells

German engineer Robert Hahn said, because the beginning of the fuel cell device using conventional technology to produce than similar models of the battery is much higher prices, fuel cells are unable to replace the traditional battery. Hahn’s Institute for Reliability and Micro-integration have been developed micro fuel cells, but only a few cubic centimeters big, but higher than traditional batteries to provide the energy density. If manufacturers want consumers to turn to this new technology, this fuel cell than it is now on the need for rechargeable lithium batteries provide longer life and more dell inspiron 710m battery,dell inspiron 8500 battery energy. Experts estimate that fuel cells should be greater than the same volume of traditional batteries to provide three times more energy, but also for mobile phones can not only provide energy, but also to provide sufficient energy television.

HIT solid oxide fuel cell research through the Ministry of Science and Technology Acceptance

Harbin Institute of Technology Professor Sun Kening College is responsible for the “Iron Lanthanum acid-based solid oxide fuel cell cathode materials synthesized by microwave-based cathode system” issues, a few days ago through the Ministry of Science and Technology in Beijing, “15″ “863 Program” special inspection group of nano-materials acceptance, research results have broad application prospects.

Constraints for the subject of China’s development of intermediate temperature solid oxide of one of the key technologies of the traditional cathode of lanthanum manganese oxide fuel cell performance can not meet the technical bottlenecks in the anode and electrolyte to carry out complex matrix preparation work to connect material corrosion and high temperature oxidation process design and restructuring of natural gas partial oxidation process, and to verify the new cathode material in the cell stack under the act of working to break through the constraints of the cell stack assembly of several key technologies, a single cell assembly and cell stack, and a generation test.

The study subjects related to materials science, solid electrochemistry, chemical engineering and other areas of the development of relevant disciplines of the new requirements, and promote the development of cross-disciplinary. Results of research on the subject of the six countries to apply for invention patents, 16 published papers, trained 10 PhD, 14 master’s degree, a post-doctoral.

It is understood that the energy and the environment in the 21st century the two major issues facing humanity, solid oxide fuel cell as a highly efficient and clean power generation technology, both in the field of civil or military, have better application prospects dell inspiron 710m battery,dell inspiron 8500 battery. At the same time, as a result of solid oxide fuel cell has a higher fuel utilization, up to 80%, applicable to all kinds of environment, energy strategy for the future with a certain sense. At present, Jiangsu Group Co., Ltd. has been the subject of battery research results were pre-industrialization to work.

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July 22nd, 2009 at 9:17 pm

Posted in technology

Finally, the issue of safety and standards is the commercialization of fuel cells in order to solve the problem.

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Technological innovation system the United States case of fuel cell commercialization in 2015

Was born in the 19th century, fuel cell technology, with its non-polluting, high-efficiency features into a new type of sustainable development, energy, U.S. energy technology innovation is the focus of the dell inspiron 5150 battery,dell inspiron 5160 battery project.

However, due to technical, financial and other factors, the commercialization of fuel cell abnormal slow process, reliance on market forces alone is not sufficient to promote fuel cell technology into the commercial market. Fuel Cell R & D as a leading soldiers, the U.S. national innovation system through the development of national policies, introduction of Energy report, to provide R & D funding and cooperation with enterprises, in promoting the development of fuel cells, especially the civilian played a commercial that can not be ignored role.

United States Government policy support

Early in the development of fuel cell process, the U.S. government through the auspices of the military and space technology research and development institutions to promote the development of fuel cell dell inspiron 6400 battery technology. With the commercialization of fuel cell trends, the U.S. national innovation policy, taking into account the cost and reliability, turn to the field of public and private R & D funds for the field of regulation and control levers to ensure that the fuel cell technology in the market.

In 2002, the U.S. Department of Energy released “National Hydrogen Energy Roadmap” (hereinafter referred to as “road map”), for the United States the development of fuel cell and the direction of established goals. “Road map” proposed in the United States government agencies and private sector R & D success, based on fuel cells by 2015 the grand goal of market-oriented.

However, the “road map” that only meet consumer demand and the feasibility of business model a fuel cell after the start of the process of the market, there is no clear planning and strategic steps to sales quotas. In 2004, the United States National Research Council published a report on amendments to the “road map” in most of the strategic objectives, and the U.S. Department of Energy put forward a proposal to amend the report at any time to reflect the latest energy technology development. The report recommends the Department of Energy through a systematic analysis to determine the Hydrogen Program R & D costs and to assess the results of research to ensure that the hydrogen short-dell inspiron 6000 battery,dell inspiron 630m battery, medium-and long-term sustained and balanced development.

Sources of funding and cooperation

Since 1978, the U.S. Department of Energy on fuel cell R & D has been a significant source of funding. At the same time, U.S. President George W. Bush are also keen on funding for hydrogen energy and fuel cell technology. The Bush administration’s fiscal 2005 budget, the input of hydrogen energy and fuel cell technology R & D budget in 2004 increased by 23%, is twice as much in 2003. U.S. Department of Defense for military purposes is also engaged in a variety of fuel cell development. 2004 financial year, the U.S. Department of Defense to obtain 70 million U.S. dollars for fuel cell R & D funding. At present, the American University in fuel cell R & D institutions to the specific number of investment is not yet clear, but it should be one of the few.

The private sector to hydrogen and fuel cell technology investment is also uncertain. However, it is estimated that the world’s three major automobile manufacturers in the past 10 to 20 years of fuel cell R & D investment goes far beyond government funding. Since the mid-90 century, in the field of fuel cell patents surge, most of which belong to the private sector rather than government or academic organizations. However, the private sector has not made hydrogen and fuel cell technology in the commercial success, which the Government in promoting the commercialization of new energy sources will play a key role in the process.

The private sector in the civilian R & D of fuel cell application with the U.S. government and the cooperation of public bodies, including two forms, one of the co-operation with the U.S. Department of Energy; the other is with the National Institute of Standards and Technology high-tech project team cooperation. U.S. Department of Energy is to develop fuel cell technology, the largest sponsor. In cooperation with the Department of Energy projects, private or academic institutions may undertake research and development, but research in the Department of Energy must be strictly limited range. And with the U.S. high-tech cooperation between the project team is different, private companies are free to make the high-risk R & D program, as long as the project can be commercialized, the U.S. economy to the economic interests of a wide range of high-tech projects dell inspiron 5150 battery,dell inspiron 5160 battery get the support of group .

In the fuel cell industry, private sector partnership is very interesting. Despite the current, fuel cell commercialization of small success stories, but the fuel cell industry has characteristics of globalization. For example, the United States a small business with the Plug Power Inc. Hyundai Motor Company of Japan, to develop home hydrogen energy, as fuel for vehicles and heating power supply for home users. At the same time, the United States also PlugPower two German companies and joint cooperation projects, and actively promote the commercialization of fuel cell applications.

Interestingly, many large automobile companies and energy companies are not directly involved the acquisition of small-scale fuel cell manufacturers, and inclined to such an independent manufacturer of fuel cell joint venture cooperation, at the same time continue to invest in internal R & D projects.

Bottleneck of the three major commercial breakthrough in need

Fuel cell market will create tremendous business opportunities, major companies interested in its multiplier. However, the fuel cell of the current business there are still many obstacles, with the current compared to conventional energy technologies have a great distance. First of all, is the high cost of fuel cells. To proton exchange membrane (PEM) fuel cell as an example of fixed, PEM fuel cell is almost a private home to meet the families and small business needs all the heat. However, this fuel cell is much higher than the capital cost of electricity and the cost of gas pipeline, it is necessary to promote such a fuel cell into the tens of thousands of households must be dramatically reducing the installation costs.

Secondly, the market size of the fuel cell. In the short term, the commercial application of fuel cells is also limited to stationary power generation and portable electronic products, the development of fuel cell companies for those in urgent need of a broader, more profitable market for product development. Taking into account the number of R & D funds and the current size of fuel cell companies, fuel cell industry is likely to integrate industry.

Finally, the issue of safety and standards is the commercialization of fuel cells in order to solve the problem. At present, the United States National Institute of Standards and Technology has developed a number of domestic fuel cell dell inspiron 6000 battery,dell inspiron 630m battery industry standard; the U.S. Department of Energy is also growing for the safety testing of fuel cell operation, at the same time is committed to safety education.

New technology so that solar cell manufacturers to more easily

Scientists at the University of the Ruhr in Germany in the zinc oxide surface treatment process was found by accident, atomic hydrogen at room temperature with zinc oxide under the conditions of the surface oxygen atoms, so that to restore the zinc atom, and the original zinc oxide is an insulator into a conductor. This finding can be used for the development of solar cells and hydrogen sensors.

Usually metal oxides are insulating materials, only the indium tin oxide is an exception, it is widely used as a semiconductor material. In the production and processing of solar cells, the conductive layer generally through special surface treatment, such as zinc oxide surface in the high-temperature chemical vapor deposition. Ruhr University physicist; Waldo found by chance in experiments, small amounts of hydrogen at room temperature so that solar cells will be able to conductive metal layer of the surface. This finding is similar to the methane oxidation reaction in the chemical properties of zinc surface. Waldo in the ultra-vacuum furnace was found that at room temperature atomic hydrogen and oxygen atoms in the surface reaction of zinc oxide, and hydroxyl constitute, so to restore the zinc atom.

Manufacture of zinc oxide is an important material for solar cells dell inspiron 6400 battery, through the new process will enable the manufacture of solar cells much easier, while zinc oxide substrate can also be used for the hydrogen sensors.

The industry, the green means the battery is not mercury batteries, cadmium and other elements of adverse impact on the environment

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China’s first hydrogen fuel cell for energy ship successfully developed in Shanghai

University of sea matter came on January 5 of information, the first for a hydrogen fuel cell energy available in the school boat. The synchronization with the results of international research, zero emission, low noise dell inspiron 1525 battery,dell inspiron 1526 battery, Shanghai hydrophilic several waterfront communities, as well as many scenic areas of cooperation are linked.

Bright orange and white color, the former tip of the flow line of the rear ship, spacious and comfortable two-seat … … looked at, stopped at the Maritime University of fuel cells in small boats and yachts in general nothing different from the original, there are Qiankun: Open “trunk”, saw a more than 1 meter long, 30 centimeters in diameter around the cylinders recline, the front is a 25-inch TV the size of the “black box” of fuel cell researchers explained that the air and stored in a cylinder of hydrogen together in the “black box” in response to produce current, direct-drive hull. According to a small river in Qingpu measured using 14 cubic meters of hydrogen will enable the boat to 14 km per hour for five hours of navigation. At the same time, integrated in the system at any time of the safety device will monitor the air inside the volume of hydrogen, if the cylinder leakage, beep alarm immediately.

The ship is the inhalation of hydrogen, emitted from hydrogen and oxygen through a chemical reaction is generated by “pure water.” Researchers talk about “Zero” features: as long as the waste pipe on board clean, the water can be consumed directly. A property company that managed the needs of district management of artificial water features, viewing by boat, using the hydrogen green is the right boat. Hangzhou West Lake, Dianchi Lake in Yunnan Province, it is also said that the new technology of great interest. According to the briefing, along with hydrogen production, hydrotreating, such as the improvement in the energy supply chain, the cost of fuel cell boat will be substantially reduced.

It is understood that the fuel cell boat in science, industry plays a significant role in the field. Wong Wan thousand researchers, for example: detection of deep-sea research vessel, through the unknown world of dynamic understanding of the seabed can be diesel generators make noise and vibration detection data are often not precise dell inspiron 1720 battery, low-noise-driven fuel cell technology can be avoided this problem. In the course of the LNG liquefied natural gas transported on board the application of the technology, it is even more safety and environmental protection.

Remote control toys battery consumption and boost the prospects of environmental protection batteries

During the last century, the flashlight 60, the semiconductor 70s, 80’s small home appliances, communications products 90’s, computers, the 21st century, electricity, transportation and other areas of new energy sources … … accompanied by the footsteps of time, seemingly ordinary small batteries, speed is unparalleled, from the initial “paste”-type battery that is S-times, after high-capacity (C-type batteries), high-power battery (P-type batteries) changes in access to today’s alkaline batteries and the fifth generation Nickel batteries age, and tend to become irreplaceable in our lives often essential consumer goods.

Amazing battery consumption

Nanfu, Shuanglu, Energizer, super, China too … … carbon, alkaline … … varieties varied, the performance of different models of batteries, the monthly consumption of steel is as high as hundreds of Anshan 1,000,000, an average per only a dollar per month to the consumer millions of dollars.

Statistics show that in 1990, the National Radio of the community of semiconductor 270 million to maintain the volume of Taiwan, the average one of every 4 people, each battery consumption of the radio 12 years, millions of people in Anshan City, the number of total one million batteries.

By 2000, Anshan, there are more than 350 million people, according to the average household owns two electric apparatus (including electric toys, electric razors, cameras, calculators, etc.) to each of the annual electricity consumption of appliances 6 battery, the dell inspiron 1525 battery,dell inspiron 1526 battery takes about almost 10 million; electronic watches Anshan volume is expected to reach the community to maintain a one in three, according to two years to replace a battery, the battery will take about one million watches button; to 10 have computing BP, BP machine for each 12 year battery consumption, the Anshan City in this regard consumer batteries every year nearly 400,000.

Toys and boost the battery

Although the smaller size is better, but the battery is increasing market share. In recent years, due to digital cameras and toys such as the dell inspiron 1720 battery is required to launch new products, potentially also boost the battery market.

Introduced the industry: today, the battery consumption of the product is still the most toys, audio, cameras, remote control and a flashlight, which together account for 83.7% market share. Although the battery rarely intended to be included in the list, the majority of customers in only when there is a need to purchase, but according to Anshan area Nanfu battery Miss Gao agents introduced in recent years, with the new series of consumer electronics , battery sales in the past two years growth. In particular, in recent years, remote control car toys such as electrical appliances such as the increasing popularity of power to stimulate increased demand for alkaline batteries, carbon-zinc batteries than better.

Ms. Wang’s work in the organs that 5-year-old daughter, she has two cars, a dog somersaults would beat drums and the rabbit walking, talking dolls to … … also did not dare, “open” play monthly consumption of at least 30-40 on the batteries. And around us, like so many families.

Bright prospects for environmental protection battery

“Small cells, big pollution” has been well known. In the traditional production of batteries, mercury batteries as a corrosion inhibitor to the use of (by chemical batteries, popular talk about the corrosive effect is produced by electricity), the use of mercury can increase the battery discharge performance and storage performance. However, this kind of thing you know it? The greatest threat to the natural environment of the five substances, battery contains three types: mercury, cadmium, lead.

The industry, the green means the battery is not mercury batteries, cadmium and other elements of adverse impact on the environment, also known as “green energy.” As early as 2000, China Light Industry Federation of nine ministries and other joint documents have been provided for, from January 1, 2001 onwards, to enter the domestic market where sales of battery products at home and abroad (including ancillary equipment and the dell inspiron 1721 battery power), in cells must be marked on the mercury content (mercury batteries tagging method, the domestic environmental protection tagging different battery manufacturers, the “low mercury”, “mercury-free” or “mercury is 0″, “mercury is 0″ and a few ways), not marked mercury batteries are not allowed to enter the market. However, at present, we are not yet close to the battery of low-mercury. It is understood that the main reason is the price factor. The production of mercury-free alkaline manganese batteries, mercury-free zinc powder must be used, special electrolytic manganese dioxide and the special treatment fluid, such as the negative electrode, the use of new equipment will raise the cost of production more than 10%. In addition, some companies as a result of equipment and technology reasons, the production of mercury-free battery performance and storage performance of less than a high level of mercury in batteries, the second best and had no choice but to producing low-mercury batteries.

Industry self-confidence that, although the battery is still facing the high cost of products, pollution and other issues, but driven by strong demand is expected in 2005 will be within the secondary dell inspiron 1721 battery to the speed of double-digit annual growth.

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July 22nd, 2009 at 9:05 pm

Posted in battery news

Battery Recycling: Protect Your Environment

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Batteries may contain harmful metals and chemicals such as nickel cadmium, alkaline, mercury, nickel metal hydride and lead acid, which can contaminate the environment if not disposed properly. For example, when batteries containing cadmium is used in landfills, they will eventually dissolve and release the toxic substance that can seep into water supplies, posing serious health hazards for the population. This is why recycling batteries has become so important because it helps prevent pollution, and also saves resources.

The Recycling Process:

First of all, the batteries to be recycled are sorted according to chemistries such as nickel-cadmium, nickel-metal-hydride, lithium, alkaline etc. The combustible material, such as plastics and insulation, is then removed with a gas fired thermal oxidizer, which is the first step in the recycling process. Most recycling plants have scrubbers where the gases from the thermal oxidizer are neutralized to remove pollutants, producing clean, naked cells that contain precious metal content.

The metal in the hp laptop battery are then heated to liquefy, after they have been hacked into little pieces. Black slag left by burned out non-metallic substances are scraped off with a slag arm, and the different alloys that settle according to weight are skimmed off. Some plants pour the liquid metals directly into (65 pounds) or ‘hogs’ (2000 pounds) without separating on site, which are then shipped to metal recovery plants to produce nickel, chromium and iron re-melt alloy for the manufacturing of other metal products.

State and Federal Regulations in the United States:

The Mercury-Containing and Rechargeable Battery Management Act was passed in 1996 by the U.S. Congress which requires regulated batteries such as Ni-CD hp 398876-001 battery and sealed lead-acid batteries to:

1. be easily removable from consumer products to make it easier to recover them for recycling
2. include in the label the battery chemistry, the “three chasing arrows” symbol, and a phrase that instructs users to properly recycle or dispose the hp 417066-001 battery
3. provide national uniformity in collection, storage, and transport
4. phase out the use of certain mercury-containing hp 346970-001 battery

The Rechargeable Battery Recycling Corporation (RBRC):

The United States Rechargeable Battery Recycling Corporation (RBRC) was set up in 1994 as a non-profit, public service organization to help and promote the recycling of portable rechargeable batteries such as Nickel Cadmium (Ni-Cd), Nickel Metal Hydride (Ni-MH), Lithium Ion (Li-ion), and Small Sealed Lead. It also educates rechargeable power users about the benefits and accessibility of rechargeable battery recycling. However, RBRC only recycles batteries that has RBRC Battery Recycling Seal. Manufacturers, marketers and collectors or rechargeable hp 367759-001 battery or products that use them can contact RBRC at “licensee@rbrc.com” for better solutions. Other Contact Info:

RBRC
1000 Parkwood Circle
Suite 450
Atlanta, GA 30339
Ph: 678-419-9990
Fax: 678-419-9986

Recent Developments:

The mercury reduction in hp f2024a battery, which had already started in 1984, is still continued today. For example, batteries such as those containing alkaline have had about a 97 percent mercury reduction, and newer models may contain about one-tenth the amount of mercury previously contained in the typical alkaline battery, or may be zero-added mercury. A number of mercury-free, heavy-duty, carbon-zinc batteries are now available as alternatives. Technology such as silver-oxide and zinc-air button batteries contain less mercury so they are starting to replace mercuric-oxide batteries. Nickel-cadmium batteries can be reprocessed to reclaim the nickel, and cadmium free nickel and nickel-hydride system are also being researched. At present, most nickel-cadmium batteries are permanently sealed in appliances but changes are being made in regulations which will result in a more convenient retrieval and recycling of nickel-cadmium hp f2024b battery.