Do not use for any other purpose than writing. Unsuitable for PVC products, some rubber, packing tape, Teflon. Please do not use near fire using flammable inks.Do not out in fire when used up.When using for a long time in closed rooms, ventilate.
Temperature control and connection of a check mark can be done at the same time. Surfaces such as steel bar and screw heads to use the indicated temperature scene-you can use as a substitute for the thermo seal