Talking business
February 22, 2009 | 4:27 p.m. CST
Scott Schulte of Columbia leans against the back of his vegetable oil-fueled truck in the garage of his home on Friday. In January 2008, Schulte, a retired park superintendent of the Rock Bridge State Park and a section of the Katy Trail, started his business called Biofuels, where he sells filtered and purified vegetable oil that can be used as a diesel substitute in specially prepared cars.
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