Dan,
I like that plasma cutter. I'd like to build one someday. Sure would make cutting small sheet metal parts easier.
I liked the oil burner. I made a propane burner and did get to melt some aluminum but never got to pouring any molds.
Have you seen the Backyard Metal Caster forum? (I think that's what it's called) He's done some experimenting with oil burners. One of these days I'll get back to do some casting.
That's for the posts. Very nice.
Bernd