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Cajaladda xadhigga leh (sidoo kale loo yaqaan cajaladda PTFE ama cajaladda plumber) waa filim polytetrafluoroethylene (PTFE) oo loo isticmaalo in lagu xidho dunta tuubooyinka.Cajalada waxaa lagu iibiyaa balaadhyo gaar ah iyo nabar ku yaal dabayl, taasoo sahlaysa in la dabaylo agagaarka dunta tuubooyinka.Waxa kale oo loo yaqaan magaca ganacsiga guud ee Tef...Akhri wax dheeraad ah»