MCQs
Total Questions : 1113
| Page 4 of 112 pages
Answer: Option D. -> 0.91
Answer: Option A. -> Bakelite (phenol formaldehyde)
Answer: Option B. -> Unsaturated polyesters
Answer: Option A. -> Cellulose acetate
Answer: Option A. -> Epoxy polymer
Answer: Option B. -> Polyisoprene
Answer: Option D. -> None of these
Answer: Option B. -> Protect it from deterioration on exposure to air