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.
So, what happens in a microwave is analogous to what CO2 does in the atmosphere. Also note that water vapor is a good greenhouse gas as well. It is transparent in the UV/vis range but strongly absorbs in the IR. In fact, it is a much better greenhouse gas than carbon dioxide.