Kosta is a pet form of the name Konstantin (Czech, German, Hungarian, Russian, Scandinavian, and Slavic) in the Slavic language as well as a variant of the name Constantine (English).
Energy Sector. The U.S. energy infrastructure fuels the economy of the 21st century. Without a stable energy supply, health and welfare are threatened, and the U.S. economy cannot function.he U.S. energy infrastructure fuels the economy of the 21st century. Without a stable energy supply, health and welfare are threatened, and the U.S. economy cannot function.
How We Use Energy. We divide our energy use among four economic sectors: residential, commercial, transportation, and industrial. Heating and cooling our homes, lighting office buildings, driving cars and moving freight, and manufacturing the products we rely on in our daily lives are all functions that require energy.