Question

a chemical which caused intense damage to humans...​

Answer 1

Answer:

The seriousness of poisoning caused by hydrogen fluoride depends on the amount, route, and length of time of exposure, as well as the age and preexisting medical condition of the person exposed. Breathing hydrogen fluoride can damage lung tissue and cause swelling and fluid accumulation in the lungs (pulmonary edema).

Answer 2

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Mercury and mercury compounds can cause death or permanently damage the brain and kidneys.

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