Since the invention of the first fuel-powered vehicle in the early 1900s, the use of gasoline has increased steadily, prompting the need for production, distribution and storage of fuel. The use of steel underground storage tanks (USTs) to store gasoline until the 1980s resulted in the unintended release of millions of gallons of gasoline to soil and groundwater. Cleanup of leaking UST (LUST) sites has been a priority for the United States of America (USA) for more than 20 years due to the large number of sites, the potential harmful health affects associated with gasoline components and the...