Board Thread:Suggestions forum/@comment-28826152-20160701122846/@comment-25841881-20160701144722

If you can unsmelt metal bars, nuggets would have to be added for every ingot. Every bar is less than 1 ingot(.375 ingots per bar), and so you can't get back a full bar. You'd have to get less than 4 nuggets, as there are 3.375 nuggets per bar and you lose some material when you unsmelt stuff.