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New self-propelled robotic device pinpoints leaks in pipes more accurately than existing methods

Green Car Congress

Detecting leaks by sensing a pressure gradient close to leak openings is a novel idea, Chatzigeorgiou says, and key to the effectiveness of this method: This approach can sense a rapid change in pressure close to the leak itself, providing pinpoint accuracy in locating leaks.

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Profile: Farmers Ethanol: Focusing on Sustainable Corn Ethanol Production and a Triple Bottom Line

Green Car Congress

The anaerobic digester is fed the waste from the distillation process and the wastes from 2,000 dairy cattle and 10,000 beef cattle being raised on the site. Madson identified several ethanol plants that were built in industrial settings that were able to use the waste heat, i.e. from an adjacent refinery, to produce their ethanol.

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Why Warren Buffett is investing in electric car company BYD - Apr. 13, 2009

Tony Karrer Delicious EVdriven

Munger, the 85-year-old vice chairman of Berkshire Hathaway, is a curmudgeon who frowns on most investment ideas. "When I call Charlie with an idea," Buffett tells me, "and he says, That is really a dumb idea, that means we should put 100% of our net worth into it. The day after Fortunes visit to BYD, Oregon Gov.

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