Factually Interesting on Instagram: "The 10-Year-Old's Toy: The Tragic Discovery of a Highly Radioactive Cobalt-60 Lump In March 1962, a 10-year-old boy discovered a strange, dense metal object lying on the ground near his home and brought it inside to play with. Unbeknownst to the family, the boy's new "toy" was a highly potent and dangerous piece of radioactive material: a lump of Cobalt-60, which had likely been improperly discarded from an industrial or medical source. #realfacts #facts #int