TLDR: there was an “experiment” that involved using a screwdriver to hold the top half of the cover to get the core as close to critical as possible. One time the screwdriver slipped and the top fell releasing a huge amount of radiation in a very short amount of time.
It’s the demon core.
TLDR: there was an “experiment” that involved using a screwdriver to hold the top half of the cover to get the core as close to critical as possible. One time the screwdriver slipped and the top fell releasing a huge amount of radiation in a very short amount of time.