單項選擇題

Severe exposure to chlorine gas can be fatal. Chlorine gas is primarily a（）.

A.respiratory irritant
B.skin burning agent
C.blood poisoning agent
D.nerve paralyzing irritant

你可能感興趣的試題

Segregation of cargoes refers to（）.

A.separating cargoes so that the inherent characteristics of one cannot damage the other
B.separating cargoes by destination
C.classifying cargoes according to their toxicity
D.listing the cargoes in order of their flammability

單項選擇題

Radiotelegrams requesting medical advice should state briefly and clearly the symptoms of the illness of the person（）.

A.affected
B.effected
C.affecting
D.effecting

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Severe exposure to chlorine gas can be fatal. Chlorine gas is primarily a（）.

你可能感興趣的試題

Segregation of cargoes refers to（）.

Radiotelegrams requesting medical advice should state briefly and clearly the symptoms of the illness of the person（）.