Deck : Deck General - 996/5076
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| U.S. regulations require cargo pump rooms, on tank vessels handling grades A, B, or C liquid cargo, shall be equipped with power ventilation of the exhaust type. in what amount of time should the ventilation effect a complete change of air? |
| A) not more than 1 minute |
| B) not more than 2 minutes |
| C) not more than 3 minutes |
| D) not more than 5 minutes |
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