Which of the following was not among the critical U.S. raw materials, delivered by railroads to factories, that fueled early American industrialization?

Question

Quizplus · Accepted Answer

While rubber was important for the development of transportation, it was not considered a critical raw material for industrialization. The other options (iron, coal, copper, and oil) were all crucial for supporting various industries during the early stages of American industrialization.

Which of the Following Was Not Among the Critical U