Scientists have created a lightweight wearable that dissolves in vinegar

This wearable electronic device melts to nothing if you pour vinegar on it — and that’s by design. With 50 million metric ton of electronic waste projected for 2018, scientists at Stanford University created a biodegradable wearable that wouldn’t sit in the junk drawer or junkyard for the rest of eternity, once the next generation of FitBit came along.The biodegradable semiconductor is made out of a molecule found in tattoo ink
The result is one of the lightest, thinnest electr