> When I wrote "air into space", I didn't mean it reached escape velocity. Rather, it no longer acted as a pressure cover to the blast. The air have gone up a f

> When I wrote "air into space", I didn't mean it reached escape velocity. Rather, it no longer acted as a pressure cover to the blast. The air have gone up a few hundred km and returned to earth. Fair enough! That is...a lot of bombs, wow.