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Document Number

9807

Primary Title

Survey of E85 Fuel Dispensing Operations in the U.S.

Author Affiliation

Regulatory Services, Underwriters Laboratories Inc., Northbrook, Illinois

Published Date

02/01/2007

Detailed Publish Date

February 2007

Page Count

9

Document Type

REPORT

Abstract

E85 fuel, consisting of 85 percent ethanol and 15 percent gasoline, is currently being dispensed at public and private fueling stations using the same type of equipment approved for gasoline. Underwriters Laboratories (UL) has not listed dispensing equipment for use with E85 fuel blends. Current dispensing equipment listed by UL is limited to fuels with a maximum of 15% alcohol. It is understood that high concentrations of ethanol are significantly more corrosive than conventional 15% ethanol blends. This may result in E85 chemically degrading the materials used in fuel dispenser components, and may ultimately affect the dispenser's ability to contain the fuel. UL is currently reviewing research to gather information needed to develop revised certification requirements covering high alcohol concentration blends.

Copyright Status

N - Not copyrighted,

Document Owner

H