| VO: | One in eight tobacco-related deaths is caused by second-hand smoke |
| SUPER: | 1 in 8 tobacco-related deaths is caused by second-hand smoke |
| VO: | Over 80% of second-hand smoke is invisible and odourless and the level of some harmful substances can increase a hundredfold if one smokes indoors |
| SUPER: | Second-hand smoke contains at least 69 carcinogens |
| VO: | It also clings to objects causing health hazards through physical contact |
| SUPER: | Third-hand smoke can persist on surfaces for months |
| VO: | Outdoors, it can drift long distances |
| SUPER: | Outdoors, second-hand smoke can spread beyond 7 metres |
| VO: | Let's work together to reduce second-hand smoke |
| SUPER: | Tobacco and Alcohol Control Office logo www.livetobaccofree.hk Quitline 1833 183 |