Did you know?
Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.
Did you know?
People about to have surgery must tell their health care providers about all supplements they take.
Did you know?
Illicit drug use costs the United States approximately $181 billion every year.
Did you know?
People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.
Did you know?
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.
Passive and active transport.
On November 11, 1887, four anarchists were hanged in Chicago on charges that they had thrown a bomb
Active Compared with Passive Voice
Listening to the fetal heartbeat with a Doppler device.
Mechanisms of active and passive immunity.
Bolts and screws have many different heads. The head determines what tool is needed.