Waxaa si weyn loo isticmaalaa in la isku qurxiyo, caag caag ah, wakiilka sii daayo, stabilizer, surfactant, dardar vulcanization caag, wakiilka biyuhu, wakiilka polishing, saabuun biraha, wakiilka sabbaynaya macdanta biraha, jilciya iyo alaabta dawooyinka.
