< Continued from page 1

Answers to Practice Exercises: Flammable, Inflammable, and Nonflammable

(a) Flammable [or Inflammable] or combustible liquids should not be stored in stairways or in areas used for exits.

(b) The Douglas-fir and the giant sequoia of western North America have developed thick nonflammable bark to insulate the living tissue from the heat of the flames.

(c) For several decades, foam has been used as the primary agent for fighting fires involving flammable [or inflammable] liquids.

Glossary of Usage: Index of Commonly Confused Words