Heroin was first synthesized & sold by Bayer in 1898. In the 1940s, Bayer (under IG Farben) produced Zyklon B for Nazi Germany. In the 1980s, Baye

Heroin was first synthesized & sold by Bayer in 1898. In the 1940s, Bayer (under IG Farben) produced Zyklon B for Nazi Germany. In the 1980s, Baye