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(a) The topside piping section removed for analysis in this study. (b) Closeup view of the inner wall of the tube with the leak site (sealed with white silica) showing corrosion products. The scale is in centimeters. (c) EDX spectrum of loose deposits present in the biofilm. (d) Optical micrograph of pitting at the leak site showing the scoops-inside-scoops morphology often observed in MIC.
