countercurrent process
41Lake — /layk/, n. Simon, 1866 1945, U.S. engineer and naval architect. * * * I Relatively large body of slow moving or standing water that occupies an inland basin. Lakes are most abundant in high northern latitudes and in mountain regions, particularly …
42Urea — Urea …
43Active transport — This article is about transport in cellular biology. For human transport systems, see active transportation. The action of the sodium potassium pump is an example of primary active transport. Active transport is the movement of a substance… …
44molybdenum processing — Introduction preparation of the ore for use in various products. Molybdenum (Mo) is a white, platinum like metal with a melting point of 2,610° C (4,730° F). In its pure state, it is tough and ductile and is characterized by moderate… …
45tungsten processing — Introduction preparation of the ore for use in various products. Tungsten exhibits a body centred cubic (bcc) crystal lattice. It has the highest melting point of all metals, 3,410° C (6,170° F), and it has high conductivity for… …
46frozen prepared food — Introduction any of the complete meals or portions of meals that are precooked, assembled into a package, and frozen for retail sale. They are popular among consumers because they provide a diverse menu and are convenient to prepare. A… …
47poultry processing — Introduction preparation of meat from various types of fowl (poultry) for consumption by humans. Poultry is a major source of consumable animal protein. For example, per capita consumption of poultry in the United States has more than …
48renal system disease — Introduction any of the diseases or disorders that affect the human excretory system. They include benign and malignant tumours, infections and inflammations, and obstruction by calculi. Diseases can have an impact on the elimination of… …
49Thermoregulation — is the ability of an organism to keep its body temperature within certain boundaries, even when temperature surrounding is very different. This process is one aspect of homeostasis: a dynamic state of stability between an animal s internal… …
50Flue gas desulfurization — (FGD) is the technology used for removing sulfur dioxide (SO2) from the exhaust flue gases in power plants that burn coal or oil to produce steam for the steam turbines that drive their electricity generators. Sulfur dioxide is responsible for… …
