A Sniffer Is a Detection Device That

Multiple Choice

A sniffer is a detection device that:

A) uses air temperature and the presence of off-gassing to determine whether a scene is safe to enter.
B) takes a sample of air and identifies the approximate quantities of explosive material in the sample.
C) takes a sample of air and identifies the quality of the smoke and what type of igniter was used to set the fire.
D) uses gun powder to fire a jet of water or a projectile at a particular component of an explosive to make it safe.