MCQOPTIONS
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MCQOPTIONS
| 1. |
What is the size of openings for a disc filter? |
| A. | 20-35 µm |
| B. | 10-20 µm |
| C. | 20-30 µm |
| D. | 5-10 µm |
| Answer» B. 10-20 µm | |