Regular viewers of The Big Bang Theory will recall the episode in which Leonard gave Penny a snowflake from the North Pole that he had preserved on a piece of glass using cyanoacrylate glue (CA), aka Krazy Glue. Figuring that it was likely possible, like most of the science and geeky things on the show, I turned to Google to find out how it’s done.

It turns out that it’s fairly straight forward, at least in theory.

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