A) Polystyrene bottles
B) Polypropylene bo
Low density poly
Polyethylene terephthalate bottles D)
8. Polyester is:
A)
Made by reacting dicarboxylic acid and dihydric alcohol
B)
Ester and carboxylic acid
C) Dihydric alcohol and carboxylic acid
D)
Ester and dihydric alcohol
9. Thermosetting plastics:
A)
Will not change on heating again
B)
Can be mouldec
Answers
Answered by
1
Answer:
Question question where is it
Explanation:
Answered by
0
Answer:
Where is your question
Explanation:
Similar questions