{HEAD ~ Method} 4, wherein the intensity of the flames is made to depend on the distance of the flames from {TAIL ~ the surface} of the nonwoven 
{ HEAD ~ Method } 4 , wherein the intensity of the flames is made to depend on the distance of the flames from { TAIL ~ the surface } of the nonwoven
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH