B. Tech. Bio Medical Eng
Waste Water Engineering
CHLORINE AND ITS COMPOUNDS HALOGENS. HHe Rn Xe Kr Ar Ne RaAcRfDbSgBhHsMtDsRg??????? BaLaHfTaWReOsIrPtAuHgTlPbBiPoAt SrYZrNbMoTcRuRhPdAgCdInSnSbTeI CaScTiVCrMnFeCoNiCuZnGaGeAsSeBr.
