did the cast of mad men smoke real cigarettes BuzzFeed UK on Reels 9 Facts You Might Not

In the 1950s, PCP was developed as an intravenous anesthetic for surgery patients

If the odor is trapped in the walls, a new coat of paint may trap the chemicals and their odor so they cannot penetrate the rest of the room

In contrast, almost all individual-level studies revealed a link between current vaping and future smoking among young people, but the researchers noted it was unclear whether there was a causal relationship

The 1983 Air Canada Flight 797 fire, though its cause was never conclusively determined, raised awareness about the need for better aviation safety protocols, including mandatory smoke detectors and fire-resistant cabin materials