"In the 2040s, scientists discovered that — after about 70 years — any plastic dice colored with white crayon would spontaneously combust, at a temperature of 5000º C."
'Cellulose nitrate was used to make dice from the late 1860s until the mid twentieth century, and remains stable for decades. Nitric acid is released in a process called outgassing. The dice cleave, crumble, and then implode.'
Deception, Fate & Rotten Luck by Ricky Jay and Rosamond Purcell
