Exploding Hog-Manure Foam Is Costing Farmers Millions

Hog farmers across the country are dealing with a pretty shitty problem. A mysterious fecal foam has begun bubbling up from beneath barn floors, down in the darkness where pig manure falls, burping dangerous quantities of methane and hydrogen sulfide. Sometimes, though, it ignites, blowing up not just the barn but… »12/02/13 5:30pm12/02/13 5:30pm