January 1, 2020 is just seventeen months away when the International Maritime Organization (IMO) will no longer permit use of heavy sulphur marine fuels without treatment of sulphur oxide emissions (SOx). The move to treat SOx from vessel emissions is expected to reduce “global air pollution, human health issues and environmental problems”. Suffice it to say, the rate of SOx scrubber installations appears to be lower than expected. The IMO anticipates 3,800 vessels will undergo scrubber installation by 2020. But in May 2018, DNV GL…