WD-40 can damage plastic, rubber, wood, and painted surfaces. Avoid using WD-40 anywhere that may be at risk of fire, like gas appliances or electrical components. Use WD-40 metal surfaces, like bolts ...
We may receive a commission on purchases made from links. As far as aerosol sprays go, WD-40 might be one of the most popular ones ever. The famed Multi-Use Product is something of a household name ...