If I throw - let's say I'm in space and I'm floating - I'll just show - I'll just make it look like the glove of a - so let's say this is, this is the glove of the astronaut uh...there you go, there's his hand, that's the astronaut's hand, right over here, and let's just say he finds some equipment, on his - or she finds some piece of equipment on them, that they can throw, they can take off of their toolset and that they could find the most massive object that they could throw.