Which firefighting method is an example of an indirect attack on a fire?（）.

Where should life jackets be stowed?（）.

When loading or discharging dry mud or cement，crew members should use facial respirator masks and（）.

Where would you find the FCC authorization for transmitting on your ship’s EPIRB?（）

When using a high-velocity fog stream in a passageway，the possibility of a blow back must be guarded against. Blow back is most likely to occur when（）.

Which extinguishing agent is most effective on a mattress fire?（）

When possible，what is the FIRST step in fighting an engine fuel-pump fire which results from a broken fuel line?（）

Which portable fire extinguisher should be used on a class C fire on board a vessel?（）

Which characteristic is an advantage of Halon as a fire extinguishing medium?（）

Which extinguishing agent is recommended in the Chemical Data Guide for use on a carbon disulfide fire?（）