Over 45 million Americans have skin ink, but about 9 million of them regret their tattoos. Good news for them: a PhD student from Nova Scotia may have just changed the tattoo-removal game. Alec Falkenham has invented a pain-free lotion that may soon replace lasers for the tattoo removal process. He’s working on turning his patent into a commercial license, so until then, it’s still laser-time if you’re considering a tattoo removal. Fun fact: Green and blue are the hardest colors to remove.
MORE: Painless Tattoo Removal Cream