Country United States of AmericaUS Virgin IslandsUnited States Minor Outlying IslandsCanadaMexico, United Mexican StatesBahamas, Commonwealth of theCuba, Republic ofDominican RepublicHaiti, Republic ofJamaicaAfghanistanAlbania, People’s Socialist Republic ofAlgeria, People’s Democratic Republic ofAmerican SamoaAndorra, Principality ofAngola, Republic ofAnguillaAntarctica (the territory South of 60 deg S)Antigua and BarbudaArgentina, Argentine RepublicArmeniaArubaAustralia, Commonwealth ofAustria, Republic ofAzerbaijan, […]

Industrial procedures for chemical separations, such as purely natural gas purification and the manufacturing of oxygen and nitrogen for professional medical or industrial makes use of, are collectively dependable for about 15 percent of the world’s vitality use. They also lead a corresponding volume to the world’s greenhouse gasoline emissions. […]