

MCQOPTIONS
Saved Bookmarks
1. |
_________ are utilized to control foaming. Foam exists when some other insoluble gas is mixed into water containing surfactants, which is, surface active agents. |
A. | tOverall retention |
B. | tDefoamers |
C. | tDrainage aids |
D. | tFormation aids |
Answer» C. tDrainage aids | |