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metallic gallium is also remarkably nontoxic. it’s the halides that’ll getcha.

Funny for a metal that seems to flow like Terminator and can melt an aluminum padlock, see LPL: https://youtu.be/jeghGhVdt9s

(It’s doesn’t melt it exactly, it destroys the structure because Gallium atoms are very small and insert themselves through).

It's aluminum. Ga atoms aren't small compared to Al. It's one step down in the periodic table below Al.