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The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.
The average adult has about 21 square feet of skin.
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.