June 2006

Trends and Resources

HP Impact: HPImpact: Ethanol-blended fuels may foul some underground tanks

With the introduction of ethanol alcohol to replace MTBE in gasoline comes the problem of storage tank compatibility. Gasoline blended with 10%, 15% and now 85% ethanol may not be compatible with many..

Weirauch, Wendy, Hydrocarbon Processing Staff

With the introduction of ethanol alcohol to replace MTBE in gasoline comes the problem of storage tank compatibility. Gasoline blended with 10%, 15% and now 85% ethanol may not be compatible with many older fiberglass and lined steel tanks, according to Jeff Colner of Armor Shield Tank Lining Network. The push is on from state to state to eliminate the MTBE in gasoline and replace it with ethanol. This 10% ethanol/90% gasoline fuel is known as E10. Not far behind, with over 900 retail outlets already in the US, is E85 fuel, which is 85% ethanol and 15% a gasoline-like hydrocarbon primer. A number of the cars and light trucks built since 1998 can run on this fuel product. Each year, a wider

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