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They are more expensive than gasoline and aren't as efficient to burn, but the folks (a minority, admittedly) who contend that oil supplies are running out say biofuels are the future if we stick to combustion engines.
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ReplyDeleteThey are more expensive than gasoline and aren't as efficient to burn, but the folks (a minority, admittedly) who contend that oil supplies are running out say biofuels are the future if we stick to combustion engines.
ReplyDelete