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Mysterious Foam Challenges Farmers And Scientists
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Hog farmers in the Midwest are on edge about an unusual problem: foam sometimes forms on the manure piles, and apparently causes flash fires and explosions.
Scientists are trying to figure out the cause.
From the Here & Now Contributors Network, Amy Mayer of Harvest Public Media reports.
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- Amy Mayer, reporter for Harvest Public Media, a public radio reporting project that focuses on agriculture and food production issues. She tweets @AgAmyInAmes.
This segment aired on September 18, 2013.