Kevlar by William Hayes https://padlet.com/whayes9212/co8ygspqmpbi By : Trent Hayes en-us 2018-05-01 16:38:29 UTC 2018-05-01 17:12:44 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Terminator.png Who Make's This Substances? whayes9212 https://padlet.com/whayes9212/co8ygspqmpbi/wish/256936370 The Person Who Made Kevlar Is Stephanie Kwolek . ]]> 2018-05-01 16:41:35 UTC https://padlet.com/whayes9212/co8ygspqmpbi/wish/256936370