Answer: methanol

AnswerCrossword Clue
METHANOLModel airplane fuel, primarily
METHANOLAntifreeze compound
METHANOLAntifreeze additive
METHANOLAntifreeze component
METHANOLIngredient in some antifreezes
METHANOLAutomobile antifreeze
METHANOLAntifreeze ingredient
METHANOLAntifreeze liquid
METHANOLWhat the earliest cars used as antifreeze
methanola toxic alcohol
methanolA toxic, colorless, volatile flammable liquid alcohol, originally made by distillation from wood and now chiefly by oxidizing methane