Q. Carbon monoxide is a poisonous .gas, the antidote used for this poisoning is :

 1294  199 AFMCAFMC 2001 Report Error

Solution:

is quite poisonous because it combines with the haemoglobin of red blood cells to form carboxy-haemoglobin and thus it does not allow blood to carry oxygen. Carbogen is used as an antidote for poisoning and contain .