單項選擇題The danger associated with using carbon dioxide in an enclosed space is().

A.frostbite
B.skin burns
C.asphyxiation
D.an explosive reaction


您可能感興趣的試卷

你可能感興趣的試題

1.單項選擇題The Agreement sha1l commence()a satisfactory Medical Report by a doctor nominated by the Company.

A.on the part of
B.in lieu of
C.subject to
D.in accordance with

2.單項選擇題Symptoms of sugar diabetes include().

A.increased appetite and thirst
B.decreased appetite and thirst
C.gain in weight
D.elevated temperature

3.單項選擇題Storage batteries should be charged in a well ventilated area because().

A.they generate heat
B.they emit hydrogen
C.of the toxic fumes they emit
D.they recharge faster in a well ventilated space

4.單項選擇題Since electrical burn victims may be in shock,the FIRST medical response is to check for()

A.indication of broken bones
B.breathing and heartbeat
C.symptoms of concussion
D.bleeding injuries

5.單項選擇題Since accumulations of H2S gas on a ship can be dangerous to personnel,it is important to know that H2S gas is().

A.lighter than air
B.heavier than air
C.a yellow gas that is easily recognized
D.mildly toxic