A.spray directly on the base of the fire
B.flow the foam down a nearby vertical surface
C.sweep the fire with the foam
D.spray directly on the surface of the fire
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A.incapable of supporting combustion because the hydrocarbon content is below the LFL (Lower Flammable Limit)
B.capable of supporting combustion because the hydrocarbon content is above the UFL (Upper Flammable Limit)
C.capable of supporting a fire once started
D.not safe for ballasting
A.pull the nozzle handle all the way back toward the operator
B.pull the nozzle handle back to a position where the handle is perpendicular to the plane of the nozzle
C.push the nozzle handle forward as far as it will go
D.insert a fog applicator between the fire hose and nozzle
A.used only under the supervision and direction of a ship's officer
B.tightly capped and stowed with other tools near the job site when securing at the end of the day
C.used only when a pressurized fire hose is laid out ready for immediate use
D.in a metal container with a tight cap
A.subtle
B.dental
C.brittle
D.scuttled
A.in lieu of life preservers during fire drills
B.in lieu of life preservers during boat drills
C.in lieu of life preservers during an actual emergency
D.when carrying out duties near a weather deck's edge
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The disadvantage of using CO2 is that the().
The bilge pump on a fishing vessel().
One advantage of the all-purpose nozzle is that it().
Portable foam type fire extinguishers are most effective on().
Portable CO2 fire extinguishers should NOT be used to inert a space containing flammable liquids due to the danger of().
Lifesaving regulations require that a fire drill include().
The blocking or absence of fire dampers can cause().
On a ship,when may a work vest be substituted for a required life preserver?()
The collision bulkhead shall be of().
On a ship,a fire drill shall be conducted once every().