Mon 12/34/56 4:00
VOLATILE ORGANIC COMPOUNDS
VOC’s are significant greenhouse gases via their role in creating ozone and in prolonging the life of methane in the atmosphere.
Furthermore VOC’s are suspected to be carcinogens and may lead to leukaemia through prolonged exposure.
Volatile Organic Compounds:
Mostly hydrocarbons (CxHx)
- Isoprene (C3H8)
- Terpenes (C10H15)
- Methane (CH4)
Some from industrial solvents
- Benzene, toluene, xylene
- vinyl chloride,
- Plastics,
- synthetic rubber,
- paints
I
NVERSION LAYERS
Blankets of air trapping various sorts of air pollutants. Natural ventilation by the convection mechanism is not possible.
URBAN HEAT ISLAND
BROWN CLOUD
THE IMPORTANCE OF ATMOSPHERIC CONVECTION
MORTALITY
Air pollution is one of the major environ-