Some of the gas I once bought in San Diego melted the fuel line in my chainsaw immediately. It didn't even manage to start before the little hose collapsed and

Some of the gas I once bought in San Diego melted the fuel line in my chainsaw immediately. It didn't even manage to start before the little hose collapsed and melted. FWIW, you can still buy ethanol free gas at certain pumps at marinas/boat yards. Ethanol is hydroscopic, so adding it in high concentrations will usually absorb too much water out of boat gas tanks, since boat gas tanks virtually all have some water in them.