↑   Estimates fluctuate world wide, but most sources give a figure of 2–4kg of bauxite for each 1kg of alumina. Group A vertical column within the periodic desk. Members of a group commonly have identical Qualities and electron configurations of their outer shell. Aluminium (the Commonwealth and preferred IUPAC name) or https://shedsandgarages33455.actoblog.com/38200453/rumored-buzz-on-sheds-and-garages