Question

Define the following terms. 1. pollutants​

Answer 1

Answer:

Pollutants are the elements, molecules and particles involved in pollution - life can be harmed when exposed to these materials, and the effects of them on humans and plants are well known. Pollutants can be introduced into the environment in many ways, both naturally and by humans.

Explanation:

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Answer 2

Pollutants:

• Any undesirable Change in Physical, Chemical or Biological Characteristics of Air, land, Water or soil is called Pollution.
• Agents that brings such an undesirable change are called as Pollutants.

Pollutants:

• Air Pollutants
• Water Pollutants

Air Pollutants:

1. Primary air Pollutants:

Air Pollutants coming directly from the pollution sources.

• CO
• SO2
• NOx
• Hydrocarbons

2. Secondary air Pollutants

Reaction between two or more primary air pollutants gives rise to secondary pollutants.

• Ozone
• PAN