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 on metal surfaces, like ...

Odds are, you already have a can of WD-40 in the pantry or under the sink. If you only use your WD-40 once in a blue moon though, you’re missing out on this super product’s full potential. This ...