Mahidol University public health researcher Assoc Prof Dr Niphan Kungskulniti said her team found that smoking rooms, areas near to doors of smoking rooms, and non-smoking areas at four airports – Suvarnabhumi, Don Mueang, Chiang Mai and Phuket – had high second-hand smoke levels with small particles under 2.5 micrograms exceeding WHO airquality standards.
The study, revealed Tuesday, found a level of second-hand smoke in the smoking room, areas near the door of smoking rooms, and non-smoking areas at the international airports were 773.4, 54.6, and 14.3 mcg per cubic metre, respectively.
The Nation