Also find the definition and meaning for various math words from this math dictionary. â³. 1  Math Dictionary. â³. 2  A. â³. 3  Addend.
Both sodium chloride and potassium salts are produced from the Dead Sea ponds. Salt-evaporation works are expanding throughout the world in response to increased manufacture of polyvinyl chloride (PVC) and other chemicals, for which salt is a principal feedstock.
Water in a reservoir may be lost by surface evaporation, by seepage into the surrounding soil or rocks, and by seepage through dam foundations. Seepage losses ordinarily can be reduced, but evaporation losses are often of major consequence. Gross evaporation from water surfaces in the temperate and tropical climates may amount to a few metres a year. In humid regions this loss is offset by...