What’s inside WD-40 hasn’t changed a single ion since its birth in 1953. But over the years people have contributed countless of their own uses to the endless versatility of the same beloved product. It’s been used to remove bird poop from windshields and crayon markings from living room walls. It loosens a stubborn ring from your finger. It even removes the fingerprints from stainless steel appliances. There are still hundreds, if not thousands, of undiscovered uses just waiting to be found. All it takes is a bit of curiosity and a dash of innovation. So next time you find yourself stuck, WD-40 just might do the trick.