BIOTECHOLOGY
A microbial mixture that can clean up groundwater contaminated with methyl tert-butyl ether (MTBE), an oxygenate used in gasoline, and tertbutanol (TBA), a byproduct from the degradation of MTBE, at one-tenth the expense and at 50-80% less time than required with conventional methods, such as pump-and-treat technologies (e.g., spargers and strippers), has been commercialized by Osprey Biotechnics, Inc. (Sarasota, FL; www.ospreybiotechnics.com). The product, called MTG-3, contains 6 x 10^sup 8^ colony-forming units (CFU) of patented strains of Pseudomonas bacteria per mL of water. "We know of no other product with such high cell concentrations that is able to maintain …
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