10. where is methane produced?
a in the exhaust systems of automobiles
ob in the heatin...
Biology, 30.10.2019 20:31 Neishab932
10. where is methane produced?
a in the exhaust systems of automobiles
ob in the heating systems of homes and other buildings
c in the digestive systems of livestock and certain bacteria
d in the production systems of coal-burning power plants
Answers: 1
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