Deck_2014 : Safety - 531/5254
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| According to regulations, cargo pump rooms, on the tank vessels handling grades A, B, or C liquid cargo, shall be equipped with power ventilation of the exhaust type having capacity sufficient to effect a complete change of air in not more than __________ . |
| A) 1 minute |
| B) 2 minutes |
| C) 3 minutes |
| D) 5 minutes |
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