While corn-based ethanol is being touted as a replacment for oil-based fueladditives, studies are being conducted to see if ethanol can be used toclean up oil spills. Iowa Department of Natural Resources spokesman RossHarrison, says there is a big need for a solvent that is safe to use. Hesays ethanol may fit the bill.Harrison says the D-N-R is conducting the research with Iowa StateUniversity, the Institute of Gas Technology, the Gas Research Institute andMidAmerican Energy.Harrison says ethanol has the potential to help clean up a variety ofsubstances.Harrison says if the study proves successful, it would provide another usefor ethanol and increase the demand for Iowa corn.