Title: +038=627.001-##001T_03-Fasadevasksystem NorAcon - International Code of Practice (ICOP).pdf
IRATA International code of practice for industrial rope access Part 3 of 5: Informative annexes: Annex O: Protecting rope access technicians against environmental conditionsO.3.4.2.2.2 The area of skin suffering from frostnip does not usually become permanently damaged, as only the top layers of the skin are affected, although there can sometimes be a long-term altered sensation of cold and heat.O.3.4.2.3 Second degree frostbite