Sutphin, Michael D.2015-10-292015-10-292007-04-12http://hdl.handle.net/10919/58665The United States uses approximately 20 million barrels of oil a day, more than half of which it imports from foreign countries. With the demand for fuel increasing, the need for alterative sources of fuel--such as biodiesel--is also on the rise.text/htmlenIn CopyrightVirginia Cooperative ExtensionPress releaseVirginia Tech. University Relations