Question

what product is developed by rockefellers scientists to protect his companys profits when the public begins to switch from kerosene to electricity for light? type your answer..

Explanation:

Rockefeller's Standard Oil Company faced a decline in kerosene - based lighting demand due to the rise of electricity. Scientists developed gasoline as a substitute product. Gasoline was used in the growing number of automobiles, thus protecting the company's profits.

Answer:

Gasoline