Most nonstick cookware has a polytetrafluoroethylene (PTFE) coating, a type of polymer or plastic commonly known as Teflon. This coating belongs to a group of chemicals called per- and ...

Try to keep the surface temperature at or below 450 degrees F, or emissions from the PTFE coating are likely to increase. Nonstick or Teflon is a popular choice for home cooks. The big draw is ...