Which resources, when used and developed, triggered the tremendous industrial growth known as the Second Industrial Revolution?

Answer: Petroleum, Electricity and Steel

Explanation: The second industrial revolution is a period between the late 19th to the early 20th century which is characterized by massive growth and expansion of industrialization. The second industrial revolution is also known as the technological revolution most notable for steel production, expansion in electrification which was previously limited to very few cities and development of Petroleum and gas supply.