Minnesota Public Radio slideshow:
Ethanol industry steamrollers opponents
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Nearly all the pumps in Minnesota offer various grades of gasoline and all contain at least 2.7 percent ethanol, because state law requires it. (MPR Photo/Mary Losure)

Nearly all the pumps in Minnesota offer various grades of gasoline and all contain at least 2.7 percent ethanol, because state law requires it.

(MPR Photo/Mary Losure)
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