NALCO Q4 :CONS NET PROFIT UP 108 % AT 2067 CR (YOY), UP 32 % (QOQ) REVENUE UP 47 % AT 5267 CR (YOY) ,UP 13 % (QOQ) EBITDA UP 149 % AT 2753 CR (YOY),UP 18 %(QOQ) MARGINS AT 52.3 % V 30.95 % (YOY), 49.9 % (QOQ)