Hmm...I'll give that a look, thankee! I do like making things efficient.
Primarily, it can be used for repairs. However, I plan on having it be used in some machines, as a fuel or item to be processed. I'm hammering it out as we speak.
Its really simple, you just do all the stuff in modblocks, having it in a method called init() in modblocks then do "ModBlocks.init();" in your base class ^^