↑   Estimates range all over the world, but most sources give a figure of 2–4kg of bauxite for each 1kg of alumina. Aluminium’s advantages, like its lightweight, corrosion resistance, and recyclability, make it hugely desirable in several industries. On the other hand, its restrictions in energy, susceptibility to dents, and precise https://caswellengineering24556.bloginder.com/38073024/aluminium-greenhouse-secrets