Rapidly rescuing those trapped beneath concrete
Wednesday, September 21, 2011 - 11:31
in Earth & Climate
When the twin towers collapsed on September 11, 2011, one of the most critical challenges that first responders faced was cutting through concrete to get to victims trapped under debris a painful and tedious race against time when tragedy strikes. Breaching reinforced concrete has long been a losing race when relying on drills, saws, and jackhammers.