Scientists have used 3-D printing to created a carton cap that can tell when milk is going sour. The device may lead to sensors of many kinds.
WSJ.com: Books, Wall Street Journal: Books
Fri, 07/24/2015 - 12:49pm
Scientists have used 3-D printing to created a carton cap that can tell when milk is going sour. The device may lead to sensors of many kinds.