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Old 01-20-2015, 01:31 PM   #12 (permalink)
rmay635703
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Quote:
Originally Posted by oil pan 4 View Post
Yes the bio gas has to be purified but I don't know what that involves.
Since the large scale industrial food processors use way more methane than they can produce its just cheaper to blend and burn.
They have to separate CO2 & Co from the methane
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