Photographed by Michael P. Klimetz

Blast Furnace Slag

Buffalo

Erie County

NEW YORK

Collected and Donated by Mohamed Attwa, SUNY at Buffalo, May, 2011

Slag

[Metallurgical Furnace Waste]

Photographed by Michael P. Klimetz

Blast Furnace Slag

Buffalo

Erie County

NEW YORK

Collected and Donated by Mohamed Attwa, SUNY at Buffalo, May, 2011

Photographed by Michael P. Klimetz

Blast Furnace Slag

Buffalo

Erie County

NEW YORK

Collected and Donated by Mohamed Attwa, SUNY at Buffalo, May, 2011