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單項(xiàng)選擇題

In reviving a person who has been overcome by gas fumes，what would you AVOID doing?（）.

A.Giving stimulants
B.Prompt removal of the patient from the suffocating atmosphere
C.Applying artificial respiration and massage
D.Keeping the patient warm and comfortable

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單項(xiàng)選擇題

In order to determine the health hazard data for carbolic acid，you would use that information contained in the Chemical Data Guide for which chemical?（）

A.Acetic oxide
B.Carbinol
C.Carbon bisulfide
D.Phenol

單項(xiàng)選擇題

If you came into contact with nitrobenzene while disconnecting the cargo hose，you should be aware that it is（）.

A.highly toxic when absorbed through the skin
B.a blood poison
C.a nerve poison
D.All of the above