How to replace your laptop battery if it goes dead

I had an e-reader that was out of warranty, so I bought an extra battery and used it to charge my iPad.It lasted until about three months ago, when the battery failed.Now I need to replace the battery, and I’m worried it might be defective.Here are some things to consider.First, don’t leave it unattended.I left […]

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How to buy and use electric vehicles in China

A new report on the use of battery operated (BE) candles in China says that they can be used as part of the “sustainable energy” strategy.The report, which is based on data collected from the Chinese government’s Bureau of Energy, estimates that China will need to use 1.9 billion BE candles by 2020, which amounts […]

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