Bloomberg: Ethanol and biodiesel use is soaring as record oil prices make the biofuels more attractive. Stock investors say supply may be catching up to demand. Shares of biofuel producers like Aventine Renewable Energy Holdings in the United States, Biopetrol Industries in Switzerland and Australian Renewable Fuels have plunged in the past few months. Prices for ethanol, made from corn or sugar, and biodiesel, produced from rapeseed or palm oil, have fallen as production expands, even as crude, ...
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