End Use 2 topics · 2 sources BusinessEconomicsA classification system for U.S. exported and imported merchandise based on principal use rather than the physical characteristics of the merchandise.Bureau of Economic Analysis — Bureau of Economic Analysis Glossary Cite ScienceEnergyThe purpose for which useful energy or work is consumed.US DOE Office of Energy Efficiency & Renewable Energy — Glossary of Energy-Related Terms retrieved 2014-05-26 Cite