When the HRC method is used the arc flash warning label is to include the highest hazard/risk category (HRC) for the equipment. Items 130.5(C)(1)a through c do not apply. They are only applicable when the incident energy (calculation) method is used.
Wool s natural ability to absorb and transmit water vapor is of unique importance in maintaining Thermophysiological Comfort, a state in which the individual is free from thermal strain. The Humanitarian Blanket provides the necessary requirements for emergency and humanitarian relief situations.
Quick Answer. Wool keeps people warm as it has air gaps within the fibers. These air gaps act as a barrier and prevent loss of body heat to the surrounding cold air. Woolen fibers absorb water and allow people to stay warm even when the weather conditions are wet and extremely cold. Continue Reading.