Rome 's first aqueduct supplied a water fountain sited at the city's cattle market. By the third century AD, the city had eleven aqueducts, sustaining a population of over a million in a water-extravagant economy; most of the water supplied the city's many public baths.
Casein in Foods. Most dairy products contain casein, but not all. Since casein is a protein, it is found in dairy products that have a higher protein content, such as milk, yogurt, kefir, cheese and ice cream.Dairy products that contain barely any protein, such as butter and cream, only have traces of casein.ince casein is a protein, it is found in dairy products that have a higher protein content, such as milk, yogurt, kefir, cheese and ice cream. Dairy products that contain barely any protein, such as butter and cream, only have traces of casein.
casein. a phosphoprotein, the principal protein of milk, that is the basis of curd and of cheese. Casein, usually in the form of one of its salts, is added to the other ingredients of the diet to increase its protein content. note: In British nomenclature casein is called caseinogen, and paracasein is called casein.asein. a phosphoprotein, the principal protein of milk, the basis of curd and of cheese. Called also caseinogen. casein clot. the insoluble form of caseinogen produced by the action of rennin in the presence of calcium.