1. Unhomogenized milk naturally separates into a small layer of fatty liquid (called cream) and a layer of nearly fat-free liquid (called skim milk). Skimming off the top layer produces the dairy product cream. Modern techniques of cream production involve separating whole milk through the use of centrifuges, greatly speeding up the process.
opah. n. 1. (Animals) a large soft-finned deep-sea teleost fish, Lampris regius (or luna), of the Atlantic and Pacific Oceans and the Mediterranean Sea, having a deep, brilliantly coloured body: family Lampridae. Also called: moonfish or kingfish.
May 14, 2015. Researchers from the National Oceanic and Atmospheric Administration discovered that the opah, a deepwater predatory fish, is able to keep its body warm through a specially designed set of blood vessels in the fish's gills, which allows the fish to circulate warm blood throughout its entire body. (Science Magazine)