'Undetectable' Poisons (And How To Detect Them)
Poison isn't as popular among murderers as it once... ...days killers prefer guns and other deadly weapons to poison because they're easier to acquire and deliver an instant result.But if you'... ...for antiquated murder mysteries then you may want to watch this SciShow vid...
https://www.neatorama.com/2018/03/06/Undetectable-Poisons-And-How-To-Detect-Them/
