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Text File  |  1992-09-02  |  325b  |  9 lines
  1. Method of cleaning textiles based on the use
  2. of volatile solvents that dissolve grease;
  3. for example, trichloroethylene. No water is
  4. used. Dry-cleaning was first developed in
  5. France in 1849. Some solvents are known to
  6. damage the ozone layer and one,
  7. perchloroethylene, is toxic in water and
  8. gives off toxic fumes when heated.
  9.