How did Americans use oil in the 1900?

In the early 1900s, Americans primarily used oil as a key energy source for transportation, particularly with the rise of the automobile industry, which significantly increased demand for gasoline. Additionally, oil was utilized for heating homes and powering machinery in industries, contributing to economic growth. The development of oil refining technologies also allowed for the production of various petroleum products, further integrating oil into daily life and the economy. Overall, oil became a cornerstone of American industrialization and modernization during this period.