Its extraction from ore is tough and expensive; aluminum is hence frequently recycled, the Strength of recycling getting a mere five per cent with the Electrical power needed to extract the metal. Caustic soda (sodium hydroxide) is used to dissolve the aluminum compounds located in the bauxite, separating them in https://shedsandgarages02355.verybigblog.com/36502257/the-best-side-of-sheds-and-garages