This gel is stronger than steel — and it could revolutionize some medical treatments https://t.co/1jS7yTxgXN pic.twitter.com/ehFxLsWjfA
— CNN (@CNN) July 22, 2017
This gel is stronger than steel — and it could revolutionize some medical treatments https://t.co/1jS7yTxgXN pic.twitter.com/ehFxLsWjfA
— CNN (@CNN) July 22, 2017