... The producers and consumers don't produce and consume at steady pace. The machines are consuming and producing when recipes is starting and ending. So the pipes can't be full all the time, they have to buffer. The fluid boxes in the machines is also working as pipes, an solution could maybe be ...

About fluid simulation: I was wondering that also at a previous FFF that talked about Fluid handling a while ago. It seems that you are simulating every entity individually and then you changed it to (or wanted to change it to) a node based simulation. Why are you not drawing the distinction between...

I was even considering adding option that is not realistic (at least with the current technology), but it could add a lot of interesting gameplay possibilities. Imagine that you could store the heat in some kind of item. Maybe some kind of special metal with huge heat capacity. That would mean, tha...