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Today in History: Charles Martin Hall invents cheap aluminium production method

2/23/2026

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Summary

Story summary

On February 23, 1886, American inventor Charles Martin Hall developed a cost-effective method for producing aluminum, revolutionizing metal production. This breakthrough led to the establishment of the Pittsburgh Reduction Company, which later became Alcoa. Hall's innovation marked aluminum's rise as a widely used metal, significantly impacting various industries.

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Story summary

On February 23, 1886, American inventor Charles Martin Hall developed a cost-effective method for producing aluminum, revolutionizing metal production. This breakthrough led to the establishment of the Pittsburgh Reduction Company, which later became Alcoa. Hall's innovation marked aluminum's rise as a widely used metal, significantly impacting various industries.