Opinion: These high-tech tattoos enable you to control electronic devices - MarketWatch

MarketWatch

Opinion: These high-tech tattoos enable you to control electronic devices MarketWatch So how do these high-tech tattoos actually work? They are made of gold metal leaf, which is gold that has been hammered into thin sheets and used for gilding. That's the conductive surface. goldleafsupplies.co.uk. Here's how it works: Gold is connected ...