Fr970 ndi yogwira mtima kwambiri polymeric yolemekezeka kwambiri kwa ziphuphu za polysstyrene, zimapereka bata lokhazikika la matenthedwe komanso kayendedwe kachulukitsa ndi kukana kwa UV ndi kapangidwe ka polymeric. Kupereka kwa FR970 kofala kofala mu polystyrene Fomu ku Hexabromocyccockcane ndi zomwe zili mu bromine. Ndi njira ina yabwino kwambiri yosinthira hbcd mu eps ndi ziboda za Xps, zomwe zimafuna kufooketsa pang'ono mumizere yapano.