The neutral plane in the growth stage is the:
A) beginning of rapid transition layers.
B) point where thermal layering begins.
C) opening in the hot and cool layers.
D) interface of hot and cool layers at an opening.

Question

Quizplus · Accepted Answer

The neutral plane in the growth stage of a fire refers to the interface of hot and cool layers at an opening. This is where the hot gases exit the compartment at the top of the opening and cooler air enters at the bottom, creating a distinct boundary or plane between the two temperature layers.

The Neutral Plane in the Growth Stage Is The