Hydrogen economy small part (4% in 2006) is produced by electrolysis using electricity and water, consuming approximately 50 kilowatt-hours of electricity per kilogram of hydrogen produced. The Kværner-process or Kvaerner carbon black & hydrogen process (CB&H) is a method, developed in the 1980s by a Norwegian company of the same name, for the production of hydrogen from hydrocarbons (CH), such as methane, natural gas and biogas. Of the available energy of the feed, approximately 48% is contained in the hydrogen, 40% is contained in activated carbon and 10% in superheated steam. Hydrogen can be made via high pressure electrolysis, low pressure electrolysis
Edna (given name) closely related etymologically to the name Eden. Edna (given name) Edna () is a female given name originating from several languages. In Hebrew, it means "pleasure". Various women named Edna are referenced in the Old Testament apocryphal books Jubilees (where the wives of Enoch, Methuselah, and Terah are all so named) and Tobit. The name Edna may also be an Anglicized form of the Irish and Scottish name Eithne, meaning "kernel" in Gaelic. This was a very popular girl's name in the United States in the early 20th century, but has since become unfashionable. It is also a very rare