FR and AR Clothing Difference Explained
Friday, August 5th, 2022For many years the NFPA 70E referred to the term FR to mean flame resistant for clothing in circumstances when a person could be subject to an ignition source and the clothing would self-extinguish once a person is removed from the flame source.
In the 2012 edition of the NFPA 70E the term AR (arc rated) was introduced … Read More...