Liquid biofuels include which of the following substances?
a. wood and charcoal
b. ethanol and biodiesel
c. methane gas
d. crop residues
e. coal
Liquid biofuels include ethanol and biodiesel.
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Asked 4/8/2013 10:04:36 PM
Updated 3/31/2022 2:37:07 PM
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Edited by
Masamune [3/31/2022 2:37:05 PM]
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