DarkGuardsman/Fluid-Mechanics — pull request #11 by micdoodle8 (2013-04-11 19:01:56+00:00)
Title: Tanks will be added to creative/NEI depending on fuels registered.

I don't know if this is something you want, but It'd be nice to store fuel and oil in the appropriate tanks :) If you want, from here you can check if certain colors are in the registered liquid list and add recipes if they are.