... is made of soluble formula, it’s harmless to rubber, alloy wheel. Not aging and corrosion. Emergency handling not only can help ... formula, U.S.A raw material, no corrosion for rubber, alloy wheel and air intake . Instruction: 1 Shake well before using, connect ... the the pump working for 50 tire inflate successionally, which machine works excellent ; For every 15 minutes working, advise to stop ...