I. Urutonde rw'ibicuruzwa bipima Rubber: 1) Rubber: Rubber karemano, Rubber ya silicone, Rubber ya styrene butadiene, Rubber ya nitrile, Rubber ya ethylene propylene, Rubber ya polyurethane, Rubber ya butyl, Rubber ya fluorine, Rubber ya butadiene, Rubber ya neoprene, Rubber ya isoprene, Rubber ya polysulfide, Polyethylene ya chlorosulfonated...