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 protein is the predominant protein found in mammal milk. It makes up about 80% of the protein in cow's milk and between 60% to 65% of human milk. When milk curdles, casein is found in the solidified part of the milk, which is also known as curds.