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______hazards are harmful microorganisms coming from infected or unclean workers.​

Sagot :

Answer :

Biological hazard

A biological hazard, or biohazard, is a biological substance that poses a threat to the health of living organisms, primarily humans. This could include a sample of a microorganism, virus or toxin that can adversely affect human health. A biohazard could also be a substance harmful to other animals.