When Brian Chesky and Quora User initially launched what nowadays is one of the biggest travel websites, they named it AirBed&Breakfast.
Perfluorooctanoic acid (PFOA), linked in laboratory animals to an increase in tumours of the liver, pancreas and testicles and reduced fertility, is one of the chemicals used in the chain of reactions that makes the common non-stick surface Teflon.
Something that is nonpolar is a chemical that DOES have an even sharing of electrons, such as methane (CH4). Since all electrons are shared evenly there is no dipole moment and thus no charge on the molecule. In the context of biology, polar molecules attract polar molecules and non-polar molecules attract non-polar molecules.