Containership owners are questioning the value of fitting scrubbers onto their vessels.

Maersk Line chief executive Soren Skou has made clear his doubts over the value of installing a costly and sizeable piece of equipment onto a boxship.

“Intuitively to me, it seems odd that we should build a big process plant onboard a ship to take out sulphur, instead of taking out sulphur at the refinery where they have the really big equipment,” Skou said.

“Therefore,