Tetrachloroethylene (CAS 127-18-4) is a colourless, volatile, non-flammable, chlorinated hydrocarbon. It is used as a solvent and chemical intermediate.

Common uses for tetrachloroethylene are in textile processing and cleaning, degreasing and dry cleaning. The major uses of tetrachloroethylene are:

  • as a solvent in dry cleaning
  • as a degreasing agent in metal cleaning including railway cleaning
  • for processing and finishing textiles
  • manufacture and use for cleaning automotive products
  • used to kill parasitic worms
  • manufacture of fluorocarbons
  • pesticides, mostly in grain fumigation
  • as insulating fluid and cooling gas in electrical transformers
  • paint, printing and adhesive manufacture and use
  • coal industry
  • petroleum refining
  • carpet cleaning

This guide provides information for those registered medical practitioners engaged by a PCBU to carry out or supervise health monitoring for workers. This guidance should be read in conjunction with the following:

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