Fr-Cu ke mofuta oa mofuta oa syclic oa hau oa khoeli ea khoeli ea khoeli ea ho khutla. E na le phosphorus e phahameng ka sllibility ea metsi e ntle. E ka sebelisoa ka lesela la lijana tsa kahare tse tloaelehileng tse sebelisoang ho aha, Ho ts'oasa le ho rekisa le makoloi le mapheoana a khethehileng. E loketse haholo kalafo ea polyester le masela, T / c e kopanya le ho ratana le ho fumana lesela ho ba le phello ea malakabe. Kameho ea lesela ka mor'a kalafo e tla ba telele ebile e tšoarella ho hlatsoa ka tšebeliso e pharalletseng!