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meet modern web standards. See how it scores » A method for
getting oil out of tarry sands could reduce the costs and lower
the greenhouse-gas emissions associated with its extraction. As
yet another biofuels company prepares for a stock offering, some
wonder if the company is worthy of going public at all. High
crude prices, cheap natural gas, and U.S. demand boost heavy oil
profits—and greenhouse gases. High fuel prices make the cars
cost-effective in Europe. A copper-based catalyst helps turn the
gas into antifreeze and household cleaners. An improved catalyst
could reduce the cost of making methanol from methane. An
improved catalyst could help oil refineries get more gasoline
out of a barrel of crude petroleum.