Question

1. Harmful substances which cause pollution​

Answer 1

Answer:

There are 10 substances that cause the most concern: Carbon Monoxide, Sulfur Dioxide, Carbon Dioxide, Volatile Organic Compounds (VOCs), Particulates, Nitrogen Oxides, Ozone, Chlorofluorocarbons, Unburned Hydrocarbons and Lead and Heavy metals.

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Answer 2

Explanation:

By not recycling waste products. Waste products include vast list like industrial,hospital, malls waste etc..All such human activities are contributing factors in harming environment

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