Engineering guides to water treatment, wastewater, equipment operation and regulations.
Why fully demineralised water ruins the coffee and the boiler alike, and how reverse osmosis with a blend-back gives water of the right composition.
July 2026 · 7 min→Agriculture · SizingWater treatment on a farm: drinkers, drip irrigation, dairy blockThree water users on one site need different things, and one system built for all of them at once serves none of them.
July 2026 · 8 min→Residential · SizingMunicipal water at home: what a house and a flat actually needHow the problems of a municipal supply differ from those of a borehole, what the three levels of treatment are, and which level solves which task.
July 2026 · 9 min→Hotels · SizingHotel water treatment: morning peak, boiler scale, shower-glass filmWhy a hotel unit is sized on peak flow rather than average, and what to do about stagnant water in the low season.
July 2026 · 7 min→Sizing · Membranes · EngineeringReverse osmosis: sizing by salt content and outputWhy the salt content, not the flow rate, sets the unit range, what permeate recovery is, and where the concentrate goes.
July 2026 · 8 min→Sludge · SizingSludge dewatering: screw press, belt press or chamber pressHow the three types differ in cake dryness, wash water consumption, footprint and labour, and what decides the choice on a particular site.
July 2026 · 9 min→