Question

How does water became dirty

Answer 1

Explanation:

Chemical waste from factories is sometimes dumped into rivers and lakes, or directly into the ground. Pesticides (chemicals that kill insects) applied to farmland enter surface water and groundwater, often in large quantities. ... As the pollutant travels downstream it is diluted by the addition of water.

Answer 2

Explanation:


The pollutants that contaminate the quality of water are known as ‘Water Pollutants’ such as human excreta, wastes from household kitchens, toxic and radioactive substances, etc. Most of the water pollution occurs due to wastes released by chemical factories, oil factories or oil spill accidents. Here are the major causes of water pollution:

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