Kwanan Buga: 27, Jun,2022 4. Retarder Retarders sun kasu kashi-kashi na kwayoyin retarders da inorganic retarders.Yawancin masu hana ruwa gudu suna da tasirin rage ruwa, don haka ana kiran su masu retarders da masu rage ruwa.A halin yanzu, gabaɗaya muna amfani da abubuwan da suka dace.Orga...
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