I like Jimmy DiResta’s wordless how-to videos. In this one, he casts a skull ring with a silicone mold. I’m not sure what kind of metal he’s using, but it looks like it melts at a low temperature.

See Jimmy’s other videos here

Mark Frauenfelder

Mark Frauenfelder is the editor-in-chief of Make magazine, and the founder of the popular Boing Boing blog.


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