I still don't get how the sword's a battery, but either way, that step is currently broken

Ah, and their output tanks can be filled by other things. If you want I can make another issue for that, or we'll just tack it onto this and hope nobody else notices :P

Oh yeah I noticed that when the peroxide output of my chemplants kept filling and emptying rapidly. I believe the commit from 2 days ago should fix it.

I knew I forgot something.

Confirmed to be fixed in X4172.