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 A poison is any substance that impairs health or causes death by its chemical action
when it enters the body or comes in contact with the skin.
 Poisons are classified by how they enter the body. They can be ingested, inhaled,
absorbed, and injected.
 Ingested poisoning occurs when the victim swallows a toxic substance.
 Alcohol is a depressant that affects a person’s judgment, vision, reaction time, and
 Drugs are classified according to their effects on the user:
o Uppers (stimulants)
o Downers (depressants)
o Hallucinogens
o Volatile chemicals
 Carbon monoxide is the leading cause of poisoning death in the United States each
 About 85% of the population is sensitive to poison ivy, poison oak, and poison