Nu-Flame Liquid Ethanol Fireplace Fuel, 1-Liter Bottle, 6-Pack Our new bottles are fitted with a patent-pending safety-pour valve insert which prevents the accidental ignition of the fuel inside the bottle Made in the USA from 100-percent waste Contains bitr to deter children and pets from ingesting Contains 6-percent more fuel than a quart bottle, that's 22 more ounces per 12-pack 2-4+ hours burn time per bottle