Homeland Security @DHSgov
See the latest demo out of @dhsscitech - a high-strength fabric that can be deployed in subway systems to prevent &… https://t.co/nykL47rk8u — PolitiTweet.org
DHS S&T @dhsscitech
Stop that flood! Tunnel Plug tech will help protect transportation systems from #flood damage. Learn more:… https://t.co/sD6drQxoBz