Milk Used to Heat Swedish Castle
The Swedes are an inventive lot, but this article in The Local really takes the cake, or milk, if you will.
They milk 1000 cows at Wapnö castle outside Halmstad, Sweden, and during the process of cooling the milk from 37 to 3 degrees C, they have devised a way to capture that heat and use it to warm up the castle and workshop buildings.
