Mitsui OSK Lines (MOL) received class society approval after it completed a project that saw nine of its car carriers equipped with exhaust gas scrubbers.

MOL said it received "classification character" from ClassNK on the scrubber project. The classification character approves and outlines MOL's installation procedures for scrubbers.

ClassNK will also publish results of the study in its guidelines for the installation and use of scrubbers.