How many of us have returned home from time spent sailing, gone to the bathroom and wondered at the sheer marvels of engineering that are flush button toilets and sewer systems? No pumping needed. No holding tank. Very low maintenance. And if, very rarely, the land toilet does break, most of us call out a plumber to fix it. I’ve never heard of anyone in a boatyard who specialises in unblocking other peoples’ heads. Is
