Effluent samples collected on 22.12.2009: show cause notice dated 20.03.2010
Effluent samples collected on 22.12.2009: show cause notice from Steel Authority of India Ltd, Durgapur Steel Plant dated 20.03.2010
Effluent samples collected on 22.12.2009: show cause notice from Steel Authority of India Ltd, Durgapur Steel Plant dated 20.03.2010