Small question, Chemistry

What is the pollution?
Posted Date: 4/4/2012 9:05:42 AM | Location : United States

Pollution is the defined of contaminants into the natural environment which is caused adverse change. Pollution can be formed of chemical substances or say energy, such as noise, light or heat. Pollutants, the main components of pollution, may be either foreign substances/energies or of course occurring contaminants. Pollution is a lot classed as point source or nonpoint source pollution.
Posted by Deric | Posted Date: 1/12/2013 10:05:42 PM

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