How Astatine Saved the Periodic Table

This is how astatine saved the periodic table from accidentally causing an outrage in the scientific community.

[physucs]

So i guess copper and zinc saved the periodic table too

[joel]

At first I thought that this was going to be a serious video

[danielloeb]

I'm stupider for having watched this, and this is why I hate that YouTube removed the dislike counter.

[badpiggies]

Technetium actually saved it, Mendeleev predicted its existence but nobody found it for a while until someone *made* it (because its half life is too short)

[Ytmmery]

I guess Hydrogen also saved the period table