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BIO-PHYSICO AND CHEMICAL ASSESSMENT OF AUTOMOBILE WASTEWATER

Abstract

Physico-chemical and microbiological studies of automobile wastewater in Nammakkal, Tamilnadu, India indicated that the values for pH, EC, TDS, TH, BOD, COD, Calcium, Chloride, Sulphate, Bicarbonate, Oil and Greases were on the higher side of permissible limits of BIS. Microbiological studies revealed the presence of bacteria such as Psvndomonas aeruginosa. Bacillus suhb’lis, Micrococcus hi tens, Klebsiella sp. and fungal species such as Rhizopus, Mucor, Fusartiim, A.niger, A.terreus, Curvularia and Pencilliwn sp, at high concentration and these organisms serves as indicators for pollutants. MPN test carried out with these samples were found to be positive.

M. POONKOTHAI AND R. PARVATHAM

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