Civil Engineering - Building Materials - Discussion

Discussion Forum : Building Materials - Section 6 (Q.No. 46)
46.
Pick up the non-inflammable plastic from the following:
Cellulose acetate plastics
Polyvinyl chloride plastics
Phenol formaldehyde plastic
Urea formaldehyde plastic.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Azeem Khan said:   5 years ago
The correct answer is Option A.

Cellulose acetate is the acetate ester of cellulose. Less flammable, most commonly used in the manufacture of cigarette filters.
(1)

Waleed said:   5 years ago
The correct answer is Option D.

Urea-formaldehyde resin's high tensile strength, flexural modulus, and a high heat distortion temperature, low water absorption, mould shrinkage, high surface hardness, elongation at break, and volume resistance.

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