Ngoku i-epoxy sheet kwimarike inokwahlulwa ibe yi-halogen-free kunye ne-halogen-free.Iphepha le-halogen epoxy lidityaniswe ne-fluorine, i-chlorine, i-bromine, i-iodine, i-astatine kunye nezinye izinto ze-halogen ukuze zidlale indima ekunqandeni komlilo.Nangona i-halogen Isixhobo siyabuyiswa yidangatye, ukuba ithe yatsha...
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