MCQOPTIONS
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| 1. |
How are the OT ventilated? |
| A. | Air is blown in from the lower part of the wall |
| B. | Air is sucked out from the upper region of the wall |
| C. | Air is blown in from the lower part and sucked out from the upper part |
| D. | Air is blown in from the upper part and sucked out from the lower part |
| Answer» E. | |