More particularly, it relates to {TAIL ~ materials} in which {HEAD ~ the fire retardant agent} is a water insoluble resin 
in
More particularly , it relates to { TAIL ~ materials } in which { HEAD ~ the fire retardant agent } is a water insoluble resin
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL REL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH