There are few cure-alls that exist in the world today. In fact, I’m tempted to say there’s only one: WD-40. While the substance is known for its ubiquity in households across America, not many of these households know the many surprising ways in which it can be used. These mostly undiscovered life hacks can do everything from prolonging the lifespan of our showerheads to removing the gum from your child’s hair. So, if you’d like to learn some new ways in which to apply this most useful of substances, read on and prepare yourself for enlightenment.