This is just the beginning! Our collection holds over 300 years of history, including rare newspapers, obituaries, marriage records, birth records, and so much more—most of which you won’t find anywhere else!
Sulfur Dioxide’s Dual Image and IndustryControl Leap
The piece explains sulfur dioxide’s natural presence and industrial uses in preserving foods and aiding soil nutrient release. It highlights ASARCO’s early pollution controls, including the electrostatic precipitator installed in Garfield Utah in 1907 and a 1928 auto meter system that signals smelters when SO2 reaches unsafe levels, underscoring health protections while emissions remain a concern.
MENTIONED IN THIS ARTICLE
Grassland Research Institute of
London
England
Sqz
American Smelting and Refining Company
Frederick Gardner Cottrell
Asarco
Garfield
Utah
M. D. Thomas