Class VIII

A polymer with a flame spread rating of 32 is ____________.
  1. noncombustible
  2. slow burning
  3. fire retardant
  4. None of these
Resistance that a material presents to flow of electricity.
  1. crazing
  2. oxidation
  3. resitivity
  4. None of these
Tendency of material to dissipate heat.
  1. dissipation factor
  2. environmental stress cracking
  3. permeation
  4. None of these
Untreated plastics will __________.
  1. shrink
  2. oxidize
  3. burn
  4. None of these
A polymer with a flame spread rating of 86 is ____________.
  1. noncombustible
  2. combustible
  3. flame retardant
  4. None of these
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