11 ms·
Silk used in bulletproof vests (1999, Thailand): http://news.bbc.co.uk/2/hi/science/nature/379338.stm http://news.bbc.co.uk/2/hi/science/nature/379338.stm
by exhilaration 4y ago
Silk used in bulletproof vests (1999, Thailand): http://news.bbc.co.uk/2/hi/science/nature/379338.stm http://news.bbc.co.uk/2/hi/science/nature/379338.stm