The Powder Toy

Not really advertising. Definitely off-topic, but doubt anyone minds.    ...But then ehh, dunno if it counts as a place to advertise minecraft servers :P 

Black hole actually does more than just that. It used to be the primary element in lasers, because of how it heats up significantly whenever it eats something.    ...Sing creating gravity i...

A bunch of them? Some saves actually rely on this mechanic :P 

No.              Maybe a much -much- higher limit but, it would still be individual, and only to stop people from spamming saves.  I can't really ima...

None of these are difficult to code actually, just they're not particularly useful. Having something to cool on negative pressure has already been circumvented in part by INVS and most kinds of ...

CLST has one of the shorter code pages in the game source actually. It's basically just like, if the element is touching CLST, then if it's cold it depletes some velocity.    Also...

Getting tired of threads talking about something being wrong with span of quiet and activity are within the norm for forum activity. 

Yeah, but oxygen is a small part of atmospheric composition, not -most- of it. :P 

I'm not really a fan of periodic table elements, either. The reason LN2 disappears is because nitrogen is a component of the atmosphere :P 

We don't have pistons in this game. Not that none of this will work, but some of the mechanics you're describing would have to be simulated in-game, and couldn't just be written in ove...