Just don’t expect normal non-FR cloth to not ignite in arc flash or flash fire. Even level 3 surgical masks which receive a flame test will ignite and melt in arc flash.
N95 masks should not be worn next to the skin unless adequately protected during energized work.
does research and testing of PPE exposed to electrical arcs and is an arc flash expert. Hugh is a Sr. Consultant at ArcWear and Sr. Partner at e-Hazard. Read more about Hugh.