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.
Height above mean sea level (AMSL) is the elevation (on the ground) or altitude (in the air) of an object, relative to the average sea level datum.ence a change in MSL can result from a real change in sea level, or from a change in the height of the land on which the tide gauge operates. In the UK, the Ordnance Datum (the 0 metres height on UK maps) is the mean sea level measured at Newlyn in Cornwall between 1915 and 1921.