Two experienced managers of the North of England P&I club, Richard Bracken and Mike Salthouse, have written a guide for shipowners ensuring that the world's merchant ships set off the proper type and amount of marine fuel oil onboard. Titled, Bunker Claims Prevention - A Guide To Good Practice, the 86-page book aims to assist ship's officers, operators and managers understand the glitches that can occur in the bunkering process, as well as the steps, which should be taken in the event of a possible dispute.