noninflammable

All hangings, curtains and draperies must be rendered noninflammable.

Scenery is painted on canvas that has been first prepared with a solution recommended by the county council, to make it noninflammable.

If oil or candle lamps are used for this purpose, they must be of a pattern approved by the council, and properly secured to a noninflammable base, out of reach of the public.

"VisQueen" is noninflammable, will not dry out.

But C C12 F2 is trademarked by Kinetic Chemicals Inc. as "Freon-12," and is the nontoxic, noninflammable gas that is the freezing agent in practically all electric refrigerators and air-conditioning machinery.