Let us cram metal sheets, glass, and wires into manufacturers again

[Superlagg]

Maybe just have a way to turn 4 floortiles back into a sheet. Or make the processors keep count of how many fractions of a unit of garbage alloy in it. Treat it like chems; assign a unit value to everything with a material and allow processors to output hunks of material with an arbitrary non-full-unit value. Like credits, but much more convoluted.