This is the best advertisement for Evian® we’ve ever encountered:
EAST LANSING, Mich. (AP) — A technology for extracting drinkable water from manure is on its way to commercial application this year, Michigan State University said Thursday.
The technology is particularly useful for animal operations in dry regions where water is at a premium, the school said.
The McLanahan Nutrient Separation System is an add-on to an anaerobic digester, which extracts energy and chemicals from manure. The system adds ultrafiltration, air stripping and a reverse osmosis system to produce water that’s clean enough for cattle to drink…
Making cows drink their own waste. Only an environmentally progressive university would ever think of such a thing.
(Image: Lars Pistask.Flickr)
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