Description:17 20 52 00 England. Research center on the fire. Invention of a sort of froth to put out the fires. Demonstration, man lights fire in basin, it presses then on lever of an enormous machine, snows, froth go out and put out the fire. Will be especially used on tanker in case of fire by fire brigades. The fire, flames disappear under the snow. Piece of chemical snow flies away because very light, look like a cloud.