Fire Prevention, Fire Fighting. Test 9

What types of fire extinguishers shall be used in the engine room?

Fire extinguishers of the handy-size types only.
Any fire extinguisher with a weight of less than 100 lbs.
Fire extinguishers equipped for powder or CO2 only.
Fire extinguishers filled with fresh water only.

What is meant by the term 'self ignition temperature (S.I.T.)?

The lowest temperature where enough vapours are given off that they will ignite and then go out if an external ignition source is applied.
The lowest temperature that a liquid will start giving off vapours.
The lowest temperature where enough vapours are given off that they will ignite and keep burning if an external ignition source is applied.
The lowest temperature where the vapours given off will automatically ignite without the presence of an external ignition source.

Which of the following does not need to be done right after a fire drill?

Return all the equipment to its correct place.
Have a debriefing with all members of the safety committee.
Recharge extinguishers and compressed air bottles.
Note any defects in the equipment for repair or replacement.

What other purposes may a fixed fire-detection and alarm system be used for, in addition to fire indication? (SOLAS II-2/13.1.14)

Automatic activation of sprinkler system
Automatic closing of fire doors
Controlled closing of fire doors
None

Some cargoes, such as certain types of coal, can heat themselves up to a temperature where they can automatically ignite. What is this process called?

Biomass conduction.
Biological heating.
Nuclear fission.
Spontaneous combustion.

Instructions for 'Preparation for welding or hot work in cargo tanks' is laid down by the Norwegian Maritime Directorate. During ongoing inspection on work in cargo tanks, the gas concentration shall be measured:

At three levels for at least two places in the tank.
At three levels at one point close to the working area.
At two levels for three places in the tank.
At one level for at least two places in the tank.

Which of the following are frequent causes of fires in accommodation?

Overloading electric plugs
Smoking in bed
1 Smoking in bed. 2 Covering of electric fires with blankets. 3 Overloading electric plugs.
Covering of electric fires with blankets

Where shall manually operated call points in fixed fire-detection and alarm systems be located in accommodation spaces? (SOLAS II-2/13.2.1)

In messrooms, public lounges and other public rooms
In stairways and escape routes
At exits and in corridors
In all crew and passenger cabins

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