Why did they ban smoking on airplanes?

Answer 1

To protect everyone else from second hand smoke that was recirculated throughout the aircraft. It's a fire hazard, stinks up the air, makes people sick and makes the interior furnishings smell.

Answer 2

Domestic flights - 1998

Worldwide - 2000

Answer 3

Smoking were ban in schools because it can cause health problems. Smoking in public areas can affect non smokers. Smoking in hazardous areas can cause fire out break.