3. TYPES OF POLLUTANTS
SOLID WASTE:- plastic,cans,faeces,paper,mineral etc.
LIQUID WASTE:- oil, toxic chemicals, etc.
GASEOUS WASTE:- toxic gases like SO2, CO, SO3,
NO2 etc.
RADIOACTIVE WASTES :- radioactive elements like
radium, plutonium ,uranium etc.
DUST ,SMOG AND SUSPENDED PARTICLES.
4. MICROBES WHO CAN EITHER
CONTROL OR REMOVE THESE
POLLUTANTS FROM
ENVIORNMENT ARE USEFUL
IN POLLUTION CONTROL !