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High thermal and chemical stability
Nonflammability
Low toxicity
Outstanding dielectric properties
High density
All FREON compounds
None of the FREON fiuorocarbons are flammable or explosive They can be added to flammable chemicals to form nonflammable mixtures and azeotropes.
FREON compounds are
The FREON fiuorocar-
noted for the safety with which they can be handled and used. Expensive ventilationand protective equipment are unnecessary. Most of the compounds are rated 5a or 6 by the the Underwriters' Laboratories.
bons do not conduct electricity and have very high breakdown voltages (up to 500 KV/ inch in liquid phase). This property enabled us to operate a TV set submerged in liquid
The values run from 1.175 to 2.148 g. cc. at 86°F. for liquids and from 4.57 to 9.62 g./ liter of saturated vapor at the boiling point.
can becontinuously exposed in the presence of oil, steel and copper. The family is chemically jnert to most materials of construction, chemical reagents, fuels and oxidizers.
FREON at the March
lEEEShowinNewYork.
Can you use these 10 properties, all in one chemical? he FREON fiuorocarbons are a family of chemicals, each of T which has a specific boiling point lying between +424° and -198.4°F. Despite this wide range, 10 other properties of the family are remarkably similar from one member to the
