In regard to protective actions for explosive devices, the area where the blast originates is referred to as perimeter/isolation zone. select one: hot warm security cold

The hot perimeter or isolation zone would be the area wherein the blast coming from an explosive device originates. In addition, as the distance from the origin of the blast increases, in which these would now be the warm and cold zones, the damage of its surroundings decreases as well. 

Answercompressor;