Friday, August 31, 2012

DIY Bismuth

Theodore Gray does it again, with a short but sweet column on how to get the "Bismol" (Bismuth) out of Pepto-Bismol.

Start with this:

Then go through this stage:

Filter, add some Al foil, heat, cool, and voila:

In my office one of my prized possessions is a bismuth egg from Educational Innovations, made from cooling bismuth inside an egg so that it crystallizes, that looks like this:

Seems like we're most of the way to DIY bismuth eggs now. I wonder if this could fit in as a chemistry lab?

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