Ubani ongumnikazi we-oral b brand? I-Oral-B iwumkhiqizo wemikhiqizo yenhlanzeko yomlomo, ehlanganisa izixubho, umuthi wokuxubha, kanye nokugeza umlomo, osekumakethe iminyaka engaphezu kwengu-60.Lo mkhiqizo wasungulwa ngo-1950 nguDkt. Robert W. Hutson, udokotela we periodontist, owasungula isixubho esinezinyosi ezithambile, zokwenziwa...
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