When a wool blanket is used to keep warm,what is the primary insulating material?
A)wool
B)air
C)the trim around the edge of the blanket
D)a thin layer of aluminum foil (usually not apparent)inside the blanket

Question

Quizplus · Accepted Answer

Air is considered the primary insulating material in a wool blanket. Wool fibers trap air within them, creating pockets of insulation that help to retain body heat. The trim around the edge of the blanket and a thin layer of aluminum foil inside the blanket are not typically used as insulating materials in wool blankets.

When a Wool Blanket Is Used to Keep Warm,what Is