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The study area is located in the northern part of Tamil Nadu (latitude 80�'51.95" E to 80�'50.46" E and latitude 13�' 09.60" N to 13�'42.31N). Ennore creek lies in the middle of the study area. Ennore Creek is an aperture of the brackish water system into the Bay of Bengal. Polluted water enters the creek through the Buckingham canal which carries the domestic and industrial effluents of the Metropolitan city, continuously polluting the Creek ...

Mild steel suffers from severe corrosion in aggressive medium of acids during pickling processes. The use of inhibitors is one of the most effective and practical methods of protection of corrosion of metals in acid medium. Hydrochloric acid is widely used for pickling, descaling and chemical cleaning processes of mild steel. About 90% of pickling problems can be solved by introducing appropriate picking inhibitor to the medium. Owing to stric...