While ethanol claims a burgeoning share of the US fuel market, courtesy of taxpayers, a once-common name for gasoline-alcohol blends remains in relative disuse.Remember gasohol?It’s what everyone called 90:10 gasoline-ethanol blends when they cruised into the motor fuel market aboard generous tax breaks in the 1980s.Ethanol makers disliked the noun, though. Years ago, someone from a large ethanol maker called this writer to complain about repeated reference to “gasohol” in an editorial. Fuel so named had become difficult to sell, he explained. Motorists associated the term with engine-performance problems that many of them had experienced with gasoline-alcohol blends.The...