Today, the Hall-Héroult Process is the one method by which every aluminum producer in the world operates.
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The town incorporates in 1919 under the name "Alcoa," which eventually becomes the unofficial name of the company.
First aerospace alloy Alcoa's first aerospace alloy, 2017-T4, is a critical material for building the historic USS Shenandoah rigid airship. defense still relies on strong, lightweight aluminum for use in structural components, equipment, armor and many other applications.