598
The only argument I will, begrudgingly, accept
(sh.itjust.works)
General rules:
Exceptions may be made at the discretion of the mods.
Idk, how do you explain geysers? If you taste the water runoff, it's very clearly carbonated (and nasty with a very metallic taste).
I expected most volcanic gasses (and geysers) to be largely sulfuric. After looking it up, I have to agree. The Earth is full of dissolved gasses making it not flat.