Question

What precautions do you take identifying thermoplastic and thermosetting plastic by flame test. A) Cover your nose and mouth with a mask to avoid breathing of fumes B) Keep yourself away from sprit lamp flame C) When you put sample on the flame stretch your hand D) All the above

Answer 1

What precautions do you take identifying thermoplastic and thermosetting plastic by flame test.

A) Cover your nose and mouth with a mask to avoid breathing of fumes ❌

B) Keep yourself away from sprit lamp flame ❌

C) When you put sample on the flame stretch your hand❌

D) All the above✔