Styrene-butadiene-rubber (SBR) As Compared To Natural Rubber Has_______________

A. Poorer tensile strength
B. Poorer resistance to oxidation
C. Greater amount of heat build-up under heavy loading
D. All A , B. and C.

A. Polymer B. Printing C. Dyeing D. Photographic...

A. Phenol formaldehyde B. An inorganic polymer C. Poly tetra-fluoro-ethylene (P.T.F.E.) D. A monomer...

A. Alkaline B. Acidic C. Neutral D. None of these...

A. Iron-steam reaction B. Electrolysis of water C. Steam reforming of naphtha D. Its cryogenic separation from coke oven gas...

A. Mainly CaO B. Subjected to galvanising C. A super cooled liquid D. All A , B. and C....

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