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xkcd #2913: Periodic Table Regions (imgs.xkcd.com)

submitted 5 months ago by randomaccount43543@lemmy.world to c/xkcd@lemmy.world

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https://xkcd.com/2913

Alt text:

Cesium-133, let it be. Cesium-134, let it be even more.

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[–] Everythingispenguins@lemmy.world 72 points 5 months ago (2 children)

For anyone who is wondering the alloy metal that is radioactive is Technetium #43. It is weird it has no stable isotopes, and is only one of two radioactive elements that proceed non radioactive elements. As far as I am concerned it exists only to be different.

[–] subtext@lemmy.world 17 points 5 months ago (1 children)

is only one of two radioactive elements that proceed non radioactive elements

… what’s the other one??

[–] Everythingispenguins@lemmy.world 32 points 5 months ago (1 children)

Promethium #61 it is so rare that it really has no practical uses outside the lab. There is most likely less than a kilogram of the stuff in the entire planet.

[–] WhiskyTangoFoxtrot@lemmy.world 12 points 5 months ago

And Kingpin stole it.

[–] Liz@midwest.social 7 points 5 months ago (1 children)

Tech-99 is good for radiotherapy drugs.

[–] kofe@lemmy.world 10 points 5 months ago

Tech n9ne is good for hard drugs