alcoa

Alcoa is the company formerly known as Aluminum Company of America.

1. Alcoa is one of the largest producers of aluminum in the world, supplying various industries with high-quality products.
   Alcoa 是全球最大的铝生产商之一，为各个行业提供高质量的产品。
2. The company's commitment to sustainability has made Alcoa a leader in the aluminum industry.
   该公司对可持续发展的承诺使 Alcoa 成为铝业的领军企业。