|
|
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
Cyanide works by making the human body unable to use oxygen.
Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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.