Concerns over corrosion disrupted Amtrak routes between Milwaukee and Chicago. Amtrak said it has removed several Horizon railcars after an inspection uncovered corrosion in some of the equipment.

Corrosion was found in several railcars used on Amtrak's Borealis — the 7-hour and 24-minute train line from the Twin Cities to the Windy City. The Borealis line debuted service in May of last ...

Trains were pulled from Amtrak’s Borealis daily service to Chicago after an inspection found corrosion on several railcars. (Richard Tsong-Taatarii/The Minnesota Star Tribune) ...

v. Ammonium chloride salt is formed in the reaction sections of gasoline and diesel hydrotreating units by the reaction between ammonia and hydrochloric acid present in the cargo to be processed. It ...