Colors can be measured and quantified in various ways; indeed, a person's perception of colors is a subjective process whereby the brain responds to the stimuli that are produced when incoming light reacts with the several types of cone cells in the eye.
unit of service. unit of service. any individual, family, aggregate, organization, or community given nursing care. The level at which service is delivered varies with the particular unit entity.
Squadron may refer to: Squadron (army), a military unit of cavalry, tanks, or equivalent subdivided into troops or tank companies; Squadron (aviation), a military unit that consists of three or four flights with a total of 12 to 24 aircraft, depending on the type of aircraft and the air force, naval or army air service Squadron (naval), a military unit of three to ten warships that may be part of a larger task group, task force, or a naval fleet; also an administrative unit for warships like submarines that usually operate alone