The simplest way for chemicals to enter the body s through direct contact with the skin or eyes.
Injection bypasses the protection provided by intact skin and provides direct access to the bloodstream and internal organs.
There is a direct relationship between odor and toxicity.
A hazardous chemical is any chemical that can do harm to your body.
Chronic toxicity results from a single, short exposure. Effects usually appear quickly and are often reversible.
In toxicology, dose may refer to the amount of a harmful agent to which an organism is exposed.