Compléter SiderurgyVersion en ligne The siderurgy process par Aitor Zaballa 1 building's structural produced Steel is an essential part of our everyday life . It takes part of the structures of the buildings where we work and live , the home appliances that we use , the cars that we drive , bridges , boats , planes , trains etc . without it , modern day life would look a lot different . Last year the world steel eighteen hundred million tons of steel , the equivalent of over 5100 . So how is possible to transform rocks in the ground into one of the materials in the world .
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