Particulate Pollutants  • Lead • Fly Ash • Metall..

UPSC Practice recommends
Particulate Pollutants 

• Lead
• Fly Ash
• Metallic Oxides
• Nanoparticles

Gaseous Pollutants

1) Carbon monoxide (CO)
2) Carbon dioxide (CO2)
3) Chlorofluorocarbons (CFCs)
4) Ozone (O3)
5) Nitrogen oxide (NOx)
6) Sulphur dioxide (SO2) ete

#WorldEnvi

Courtesy: Twitter