Dairy By-Products Upcycled into Clean Water & Bio-Fertilisers
Europe’s dairy industry processes more than 155 million tonnes of milk annually, producing vast quantities of by-products—80 to 90% of which become whey. Among these, “acid whey” stands out: its biological-oxygen demand (BOD) can be a catastrophic 175 times higher than municipal sewage. New recycling tech is transforming this problem into opportunity. For example, one…