A contemporary quartz watch. Time perception is a field of study within psychology, cognitive linguistics and neuroscience that refers to the subjective experience of time, which is measured by someone's own perception of the duration of the indefinite and unfolding of events.
Cosine, a trigonometric function. COS cells, a cell line used by biologists. Carbonyl sulfide, (COS) a chemical compound. Cobalt sulfide, (CoS) a chemical compound. Class of service (CoS), a 3 bit field within a layer two Ethernet frame header defined by IEEE 802.1p. Class of service (COS), a configuration parameter in legacy telephone systems.
Who We Are. The University of Michigan Center for Occupational Health and Safety Engineering (COHSE) is a NIOSH Education and Research Center (ERC). The mission of our Center is to serve the region, nation, and world as a center of excellence for research and graduate education in occupational health and safety.