c115: the o2 & ceramics functions are ready to rock. The cooling part will take a little longer, but we don't need it yet. The h2o filling that cooling pool is from our initial supply, it's at 22c.
So. What now? Next stop: the initial metal refinery. We'll put it up above the rig you see now, in the super-cold biome. That way we can passively cool it until we get some steel made.