Multiple film, resin, coatings, fabric and surface protectors made with PTFE (polytetrafluoroethylene) or fluoropolymer and surfactants not made with PTFE.

(informal, of a person) Having an undamageable reputation (by analogy with nonstick Teflon surfaces).

polytetrafluoroethylene, PTFE

(figuratively) Non-stick, slick. / (figuratively, of a person) Able to easily shrug off or deflect criticism or blame.

(informal) An inhalation fever caused by the fumes released when polytetrafluoroethylene is heated.