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No. 242: Periodic Table: 19 Potassium

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Periodic Table: 19 Potassium

First | Previous | 2015-10-03 | Next | Latest

Strip by: David Morgan-Mar

T-Rex: T-Rex presents The Periodic Table:
T-Rex: 19 POTASSIUM!
T-Rex: A reactive metal with a common radioactive isotope: 40K. Also common in the human body, which contains about 120g of potassium, of which 0.01g is 40K. Responsible for 4000 beta decays per second IN YOUR BODY!
T-Rex: Also present in bananas, the MOST RADIOACTIVE FRUIT!
T-Rex: True!
Utahraptor: So if I eat bananas will I develop MUTANT SUPERPOWERS?!
T-Rex: Let's ask our readers!
T-Rex: Have you??

The author writes:

If you eat 100 bananas, you absorb roughly double the amount of normal background radiation you absorb every day. Actually true!