Multiple choice

Find the odd one out.

Polyurethane, Naphthalene, Teflon, Cellophane, and Fiber Glass

  1. Polyurethane

  2. Naphthalene

  3. Teflon

  4. Cellophane

  5. Fiber glass

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Yes, it is the correct answer.

All are amorphous except 'Naphthalene', which is crystalline.