Detailed composition: abundance of the elements in seawater. Salinity: the main salt ions making the sea salty. Density: the density of sea water depends on temperature and salinity. Dissolved gases: the two important gases to life, oxygen and carbondioxide. Limiting hydrogen ions and ocean pH.
Roux (/ËruË/) is flour and fat cooked together and used to thicken sauces.[1] Roux is typically made from equal parts of flour and fat by weight.[2] The flour is added to hot oil on the stove top, blended until smooth, and cooked to the desired level of brownness.
A roux-based sauce. Roux /ËruË/ (also rue) is flour and fat cooked together and used as to thicken sauces. The fat is butter in French cuisine, but may be lard or vegetable oil in other cuisines. A roux is used in three of the mother sauces of classical French cooking: bechamel bÃ©chamel, sauce veloute, veloutÃ© sauce and. espagnole sauceark roux is often made with vegetable oils, which have a higher smoke point than butter, and are used in Cajun and Creole cuisine for gumbos and stews. The darker the roux, the less thickening power it has; a chocolate roux has about one-fourth the thickening power, by weight, of a white roux.