FLORENCE – A riverside slag dump that at one time was piled high with waste from the John A. Roebling's Sons Co. has been cleaned up and transformed into a 37-acre park now open to the public.

Three iron "buttons" are stacked on top of each other as a reminder of the slag dump that was once behind Century III Mall in West Mifflin, Pa. on Friday, Sept. 29, 2017.

Plans to bring a slag dumping ground at Primbee back to life should be rejected by the city's planning panel. I'm an award-winning senior journalist with the Illawarra Mercury and have well over ...

CHICAGO — A former slag dump on the Southeast Side was once slated to be the city's next landfill but instead ended up home to egrets wading in search of fish to spear, BMX bikers looking to ...

Slag is the molten runoff created while producing steel in a traditional blast furnace. The material has been prized as a greener cement alternative for creating concrete, the Earth’s most ...

The slag car that MVRHA owns was from YS&T and was last used in 1979, the year its blast furnace was shut down for good. The slag car could dump a load of molten slag through the use of the ...