Usage around the world Metric system
the usage of metric system varies around world. according central intelligence agency s factbook (2007), international system of units has been adopted official system of weights , measures nations in world except myanmar (burma), liberia , united states, while nist has identified united states industrialised country metric system not predominant system of units. however, reports published since 2007 hold no longer true of myanmar or liberia. agence france-presse report 2010 stated sierra leone had passed law replace imperial system metric system thereby aligning system of measurement used mano river union (mru) neighbours guinea , liberia. reports myanmar suggest country planning adopt metric system. in united states metric units, authorised congress in 1866, used in science, medicine, military, , partially in industry, customary units predominate in household use. @ retail stores litre commonly used unit volume, on bottles of beverages, , milligrams used denominate amounts of medicat...