Why was the steel industry was able to grow in Pittsburgh during the late 1800s?

The steel industry in Pittsburgh thrived in the late 1800s due to the region's abundant Natural Resources, including coal and iron ore, essential for steel production. Additionally, the city's strategic location along rivers facilitated the transportation of raw materials and finished products. The rise of industrialization and the demand for steel in construction and railroads further fueled the industry's growth. Lastly, innovative technologies and skilled labor contributed to Pittsburgh becoming a steel-making hub during this period.