Question

A.
Answer me:
1. Define pollution​

Answer 1

Answer:

Pollution is the introduction of harmful materials into the environment. ... Pollution is the introduction of harmful materials into the environment. These harmful materials are called pollutants. Pollutants can be natural, such as volcanic ash.

Answer 2

Answer:

Pollution is the introduction of harmful materials into the environment. ... Pollution is the introduction of harmful materials into the environment. These harmful materials are called pollutants. Pollutants can be natural, such as volcanic ash

Explanation:

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