I realise (hope) that it won´t explode 
, but I´m just interessted in understanding exactly what it is that is under so much pressure?
everyone is talking about rockets taking off, but what are the physics, what is it exactly that is under so much pressure?
![[Image: original.jpg]](http://img.gawkerassets.com/img/18zxyss42hm5pjpg/original.jpg)
, but I´m just interessted in understanding exactly what it is that is under so much pressure? everyone is talking about rockets taking off, but what are the physics, what is it exactly that is under so much pressure?
