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.
In the past, all nonstick-coating manufacturers used water-based fluoropolymer (nonstick) dispersions that contained some level of PFOA. Today, most reputable nonstick-coating manufacturers are producing coatings made without PFOA.