3M $3 Million Behind Bulletproof Glass Challenge Real?

3M $3 Million Behind Bulletproof Glass Challenge Real?

Recently there has been a picture being shared on social media which shows a bus stop advertizement with a glass case containing what purports to be $3 million dollars.  The story goes that 3M is so confident about the strength of its bulletproof glass that it has put out a challenge that if anyone can […]