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Lisa [10]
1 year ago
12

Which toxicity level includes materials that are extremely hazardous to health? contact with these materials requires full prote

ctive gear so that none of your skin surface is exposed.
Health
1 answer:
Lorico [155]1 year ago
3 0

Level 4 includes the material that are extremely hazardous to health. Inhalation, skin contact , swallowing , Injection, etc. are required full protection gear so that none of our skin surface is exposed because these main routes of entry.

There are different ways a person can come into the contact with hazardous chemicals , which is known as expose pathways. And all these are the basic exposure pathways- inhalation, ingestion and skin contact.

There are four levels or the category of toxicity.Toxicity is define as the concentration or the amount of a particular agent that reaches a target organism, system or population in a specific frequency for a fixed duration.

To learn more about  hazardous to health here

brainly.com/question/27969474

#SPJ4

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