Keep out of reach of  chirdlren;Keep the can upright , the included angle is less than 45 Degree; Use only in well ventilated areas; In case of contact with eyes, rinse immediately with plenty of water and seek medical advice, if swallowed,throw up immediately and ask doctor first-aid, do not expose to temperatures exceeding 45℃,; Do not put the product in the car, keep away form sources of ignition, exposure ,pierce and burn, it is normal phenomenon the weight will be changed as time different, it is wastagerate is 2%/year