"... Sodium cyanide can dissolve gold in water, but it is also a deadly poison. “Atomic” chemistry sets of the 1950s included radioactive uranium ore. Glassblowing kits, which taught a skill still important in today’s chemistry labs, came with a blowtorch."
https://www.smithsonianmag.com/science-nature/the-rise-and-f...
"... Sodium cyanide can dissolve gold in water, but it is also a deadly poison. “Atomic” chemistry sets of the 1950s included radioactive uranium ore. Glassblowing kits, which taught a skill still important in today’s chemistry labs, came with a blowtorch."