The Pittsburgh Plate Glass Company, now PPG Industries, had one of its major factories located at the current chamber plaza, at one point employing up to a thousand employees, making it one of the largest glass factories in the world at the time. For years it was the home to one of Corning Glass Companies leading employers. It is home to Corelle Brands, which makes Pyrex. In celebration of the 100th anniversary of Pyrex products, Charleroi renamed itself "Pyrex, PA" for 100 days in 2015."Pyrex, Pa.: Charleroi celebrating the centennial of its famed product", TribLive.com, May 11, 2015.
The Pittsburgh Plate Glass Company, now PPG Industries, had one of its major factories located at the current chamber plaza, at one point employing up to a thousand employees, making it one of the largest glass factories in the world at the time. For years it was the home to one of Corning Glass Companies leading employers. It is home to Corelle Brands, which makes Pyrex. In celebration of the 100th anniversary of Pyrex products, Charleroi renamed itself "Pyrex, PA" for 100 days in 2015."Pyrex, Pa.: Charleroi celebrating the centennial of its famed product", TribLive.com, May 11, 2015.