Researchers tap yeasts as source of 'green' surfactants

Surfactants, which are wetting agents that lower a liquid's surface tension, have a long list of uses, from detergents and cosmetics to paints and pesticides. Most surfactants are petroleum-based. But in Peoria, Ill., a team ...

Does grilling kill E. coli O157:H7?

Top sirloin steaks have been getting a grilling in U.S. Department of Agriculture (USDA) food safety studies. USDA microbiologist John B. Luchansky and his colleagues are conducting experiments to help make sure that neither ...

Scientists pitch in to help keep salad mixes safe to eat

It's no wonder that packaged salad mixes are a produce section favorite. They offer convenience, selection, and quality, and perhaps best of all, they free us from the chore of washing and chopping, slicing, or shredding ...

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