21.   Fireproofing able to withstand such impact is used in U.S. Navy destroyers but the cost could be prohibitive, Barnett said.

22.   In theory, the team said, occupants in the floors above the impact could have escaped had the stairwells withstood the impact.

23.   The building however withstood the impact.

24.   The container was put in a canister designed to withstand the impact of a plane crash.