Business: Home-Brew Fuel

Chugging along on alcohol

A Wonder Fuel that can not only drive cars, heat homes and produce electricity but may also be brewed out of kitchen garbage? All this is possible with Ch<sub>2</sub>H<sub>5</sub>OH, which is better known as grain alcohol or ethanol, the stuff that provides the kick in gin and whisky. Ethanol was used decades ago to power early automobiles, only to fade when plentiful supplies of cheaper gasoline became available. Now that gas is getting scarce and costly, the fuel is coming back.

Best known is the diluted variant called gasohol, the blend of 90% gasoline and 10% alcohol that is...

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