Quark (dairy product) 6.1). Acidification allowed to continues until the pH reaches around 4.6, at which acidity level the casein proteins in the milk begins to precipitate. In Germany, the curd is continuously stirred to prevent it from getting hard, resulting in a thick, creamy texture. According to German regulations on cheese ("Käseverordnung"), "fresh cheeses" ("Frischkäse") such as quark or cottage cheese must contain at least 73% water in the fat-free component. German quark is usually sold in plastic tubs with most or all of the whey. This type of quark has the firmness of sour cream but is slightly drier, resulting in
Peugeot Quark form will not go into production. It can now be seen in Paris at the Cité des Sciences et de l'Industrie on the second floor of its exhibition site. Peugeot Quark Peugeot Quark is a concept car from Peugeot, rather like a four wheeled motorcycle/quad-bike. The Quark was first displayed at the 2004 Paris Motor Show. It utilises hydrogen fuel cells and has an electric motor on each of the four wheels. All four motors combined give the Quark 30kW or 40hp. It can drive approximately before it requires refueling. The Quark is long and wide. The empty weight is