Which of the following is the best parameter to measure air pollution?
SO2
CO2
CO
N20
The best indicators of air pollution are sulphur dioxide (SO2), smoke and suspended paicles. These are monitored on a daily basis over several sites. The results are then collected by a central agency. Methods for monitoring air pollution: Sulphur dioxide Smoke or Soiling index Grit and dust measurement Coefficient of haze Air pollution index Ref: Park's Textbook of Social and Preventive Medicine, 19th edition, Page 593.