Anything that brings a change to the natural composition of air is known as _____________.

disaster

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cyclone

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pollutant

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hazard

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Solution

The correct option is D pollutant
Anything that brings a change to the natural composition of air is known as pollutant.
Air pollution occurs when harmful or excessive quantities of substances including gases, particles, and biological molecules are introduced into Earth's atmosphere.
The common air pollutants are: Particulate matter $(P M 10$ and $P M 2.5)$ Ozone $(O^{3})$ Nitrogen dioxide (NO2) Carbon monoxide $(C O)$ .

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