單項選擇題Halon gas will decompose and may form very hazardous toxic fumes when discharged().

A.directly on flames
B.at room temperature
C.in an extremely cold climate
D.None of the above


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1.單項選擇題First aid treatment for small cuts and open wounds is to().

A.lay the patient down and cover the wound when the bleeding stops
B.stop the bleeding,clean,medicate,and cover the wound
C.apply an ice pack to the wound and cover it when the bleeding stops
D.apply a hot towel to purge the wound,then medicate and cover it

2.單項選擇題Cargo that gives off fumes that may contaminate other cargo is known as a(n) ().

A.delicate cargo
B.dirty cargo
C.toxic cargo
D.odorous cargo

3.單項選擇題Blood flowing from a cut artery appears().

A.dark red with a steady flow
B.bright red with a steady flow
C.bright red and in spurts
D.dark red and in spurts

4.單項選擇題Bleeding from a vein may be ordinarily controlled by().

A.applying direct pressure to the wound
B.heavy application of a disinfectant
C.pouring ice water directly onto the wound
D.pinching the wound closed

5.單項選擇題Bleeding from a vein is().

A.dark red and has a steady flow
B.bright red and slow
C.bright red and spurting
D.dark red and spurting