Question

What are the human harmful substance that may lead to environmental hazard​

Answer 1

Answer:

Hazardous substances (like fireworks and gasoline) can cause major damage in the event of an accident. Furthermore, emissions of chemicals to air and water can cause long-term negative effects for human health or the environment.

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Answer 2

Answer:

Hazardous substances (like fireworks and gasoline) can cause major damage in the event of an accident. Furthermore, emissions of chemicals to air and water can cause long-term negative effects for human health or the environment.