For sure. Notice the CAFE standards are worded ‘per gallon of gasoline’. Increase the percentages of anything other than gasoline and magically the MPG numbers go up.
As everyone watched this documentary? Very interesting.
King Corn (film - Wikipedia)
I can’t imagine how much damage ethanol will do to golf carts down here with all the humidity. Up north we run ethanol free in snowmobiles and boats to keep green sludge from ruining everything.