Quote:
Originally Posted by gtfoxy
It absolutely is.
Bio-fuel is a product of fuel from living plants. & as gaseous byproduct of organic breakdown of plant matter it is a type bio fuel. The definition of modern process rather than natural events is a stupid misnomer.
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yes, there's RNG renewable natural gas (also biogas):
https://www.epa.gov/lmop/renewable-natural-gas
i wonder how much of this stuff can be produced?