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pure gas

  1. 4.5 Rav4 Electric Hybrid
    Between June 15th and August 3rd, covering some 5,979 miles, I was able to compare the difference between using 87 octane pure gas with 87 octane with 10% ethanol. This experiment covered 14 fill ups, 7 with pure gas and 7 with the 10% ethanol. I made sure to exclude the first time I used pure...