Temperature and gage pressure maintained during the manufacture of col – McqOptions

MCQOPTIONS

1.	Temperature and gage pressure maintained during the manufacture of cold SBR (styrene butadiene rubber) are
A.	5¬∞C and 1 kgf/cm2.
B.	- 20¬∞C and 1 kgf/cm2.
C.	0¬∞C and 1 kgf/cm2.
D.	0¬∞C and 3 kgf/cm2.
Answer» B. - 20¬∞C and 1 kgf/cm2.

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