TYPES OF POLLUTANTS , Chemistry, Microeconomics


In general the air pollutants can be sub divided into 2 catexampleories:
Primary pollutants and Secondary pollutants

Primary pollutants

These are the pollutants which are emitted/generated directly from the sources.
Some examples are:

Particulate Matter

Such as smoke, ash, fumes, dust etc.

Inorganic gases

Such as carbon monoxide, sulphur dioxide etc.

Secondary Pollutants

These are the pollutants which are formed in the atmosphere by chemical interaction among primary pollutants and normal atmospheric constituents.
Some examples are nitrogen dioxide, ozone, sulphur trioxide, aldehyde, ketones, various sulphate and nitrate salts.
Posted Date: 2/3/2012 3:01:40 AM | Location : United States

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