MCQOPTIONS
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| 1. |
How can biofilm formation be prevented? |
| A. | tBy installing a microfilter prior to Reverse Osmosis |
| B. | tBy installing a nanofilter prior to Reverse Osmosis |
| C. | tBy installing a ultrafilter prior to Reverse Osmosis |
| D. | tBy installing a pressure sand filter prior to Reverse Osmosis |
| Answer» B. tBy installing a nanofilter prior to Reverse Osmosis | |