72 million in radioactive material found.

JagdTiger

macrumors 6502
Original poster
Dec 20, 2017
329
357

mudslag

macrumors regular
Oct 18, 2010
139
9,992

A.Goldberg

macrumors 68020
Jan 31, 2015
2,327
7,657
Boston
I’m not sure this is californium, they apparently mistook a substance previously for being californium. It’s an extremely rare, man made element. Allegedly between the US and Russia we only make less than 0.3mg/year combined of Cf-252 which is the most practical isotope commercially.