Question: P.T.F.E. (Poly tetra fluoro ethylene) is commercially known as
[A].bakelite
neoprene
teflon
nylon-66
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.