HRC (Hazard Risk Category) 1
HRC (Hazard Risk Category) 1 : The classification of the listed task according to the type of hazard present when performing the task. Zero represents minimal risk, four represents the greatest risk. [abbreviation, standards] The five Hazard/Risk categories are specified by the chart listed in NFPA 70E. The chart, based on specific job tasks, ranges from HRC 0 (which is low risk and allows for 100% untreated cotton), up to HRC 4 (which is high risk and requires FR clothing with a minimum arc rating of 40). The HRC is used to determine the necessary arc rating of a garment worn during a given job task. [standards]. Level 0: Little to no risk. Level 4: extreme risk
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