S.H. Bell Co., a company linked to potential manganese pollution on Chicago’s Far Southeast Side, said Thursday it is not the sole emitter of manganese dust in the area. 

(Alex Ruppenthal / Chicago Tonight)

Part 1 of our series examining pollution on Chicago’s Far Southeast Side

For decades, residents on Chicago’s Far Southeast Side lived with clouds of black dust from nearby industrial sites. Now, the community faces a more dangerous pollutant: manganese.