The 19th century saw the invention of steam boilers. The steam power industry owes its existence to the birth of convection boilers, which was established by the co-inventors – George Babcock and Steven Wilcox.From 1867 to the 2020's, the steam boiler has not only survived but thrived. It infused itself as a core part of many of our societal establishments. Steam technology is employed in several sectors including agriculture, baking, brewing, cement production, automotive industry, electricity generation and many more.This guide sheds more light on the structure and functionality of steam boilers. The distinction between the types of steam boilers and its diverse applications.