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No power rings are involved, here, just boric acid, methanol, and a homemade spirit lamp. It’s all nicely explained by Instructables user The Green Gentleman.

Nobody Doesn’t Like Molten Boron

Inspired to make something for Halloween? Be sure to enter it in our MAKE Halloween contest to win cool prizes. Costumes, decor, food, whatever you create for Halloween, is welcome in the contest.

Read our full contest page for all the details.

Sean Michael Ragan

Sean Michael Ragan

I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and My work has also appeared in ReadyMade, c’t – Magazin für Computertechnik, and The Wall Street Journal.