text: As they are inert, perfluoroalkanes have essentially no chemical uses, but their physical properties have led to their use in many diverse applications. These include:
  *Perfluorocarbon tracer
  *Liquid dielectric
  *Chemical vapor deposition
  *Organic Rankine cycle
  *Fluorous biphasic catalysis
  *Cosmetics
  *Ski waxes
  As well as several medical uses:
  *Contrast-enhanced ultrasound
  *Oxygen Therapeutics
  *Blood substitute
  *Liquid breathing
  *Eye surgery 
  *Tattoo removal