A new guide from water monitoring specialist Rivertrace examines the controversial subject of wastewater discharges and their potential environmental impact. The guide covers the MARPOL regulations controlling discharges from exhaust gas cleaning systems, exhaust gas recirculation (EGR) system bleed off, bilge water treatment and tank washing systems.
Exhaust gas cleaning systems, better known as scrubbers, allow ships to operate on high-sulphur fuel oil rather than more expensive very low...