December 2011 (Issue 2) 1) Two pack paints based on isocyanates â often referred to as polyurethanes. These comprise of a hardener component, with or without organic solvent, which is the. isocyanate-containing component; and a base component, which is often pigmented, and. contains the reactive hydroxyl groups (often in the form of a polyol)
Elevation (The height of a fixed position above sea level) Example: Denver, Colorado in the United States is 5,183 ft. above sea level. 1  Find The Elevation Of Most Any U.S City.  Find the high and low points in any country.
Elevation, or geometric height, is mainly used when referring to points on the Earth 's surface, while altitude or geopotential height is used for points above the surface, such as an aircraft in flight or a spacecraft in orbit, and depth is used for points below the surface. sign at 8000 feet (2438 meters) in the San Bernardino Mountains. The elevation of a geographic location is its height above or below a fixed reference point, most commonly a reference geoid, a mathematical model of the Earth's sea level as an equipotential gravitational surface (see Geodetic system, vertical datum).