AR Versus FR

In the 2015 edition of NFPA 70E: The Standard for Electrical Safety in the Workplace, the reference to FR (flame resistant) clothing changed to AR (arc rated). If you're like me and you're wondering why, this blog post by Milliken & Company explains it very well. Take five minutes to read it: http://www.westex.com/blog/the-difference-between-ar-and-fr/