Sometimes charter-party expressly prohibit the loading of dangerous goods，but sometimes a Charterer is entitled by an express term to load them provided that due notice is given （）.

The nozzle of a gasoline hose or can should be kept（）.

Vessels carrying（）must not willfully wash decks or holds.

The air cylinder bottles in the survival craft should be refilled with（）.

Goods may be dangerous not merely by reason of the fact that they may endanger the safety of the vessel，but also because they are liable to cause the vessel to be（）.

Corrosive liquids and acids should have what kind of label? （）

The dangerous cargo manifest does NOT indicate（）.

When flammable liquids are handled in a compartment on a vessel，the ventilation for that area should be（）.

The sign used to caution persons approaching the gangway of a tank barge during cargo transfer reads（）.

Certain dangerous goods are required “to be stowed in a mechanically ventilated space”. When such goods are carried in a closed Ro/Ro cargo space or a special category space，this space should（）.