1.

The most common standard size of bubble caps used in industrial operation is

A. 1" dia cap with 0.5" dia riser.
B. 6" dia cap with 4" dia riser.
C. 8" dia cap with 1" dia riser.
D. 4" dia cap with 8" dia riser.
Answer» C. 8" dia cap with 1" dia riser.


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