I think the thing that got me into this hobby in the first place was reading the [amazon_link id="0960433007" target="_blank" ]The charcoal foundry (Build your own metal working shop from scrap)[/amazon_link]. It's the first of an awesome series that led me to casting aluminum which, somehow, got me into CNC. I don't do much casting these days but At the last meeting of the Columbia Gadget Works at my place I did a little casting demo. One of our members took some incredible pictures:
A couple other guys also brought a Rubens Tube they've been working on. So much fire for one night!
My son edited this one and I think the effect is cool!