In the early morning hours of November 25, 1943, Thanksgiving Day, a thunderclap disrupted the quiet holiday sunrise as the retaining wall of Allied Chemical’s Solvay Process Division’s sludge bed No.

For the past 105 years, the same building has occupied a corner at Milton and Lamont avenues in Solvay. All that time, the place has stayed pretty much the same — though the world around it has ...

Solvay is piloting a soda ash production process that it claims will reduce CO 2 emissions by half and eliminate limestone in its effluent, which currently contributes to the release of heavy metals ...