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.
When cotton gets wet, water fills up the tiny air pockets that otherwise would provide insulation. Because at the microscopic level water doesnât cling as well to wool as it does to cotton, wool can get wet without its tiny air pockets being filled up with water, so it still reduces heat loss by convection.