WILLIAMS, AZ (AZFamily)—Steam engine 4960 is special not only because ... s the only steam engine that completely runs on vegetable oil. 4960 was built in 1923 on the East Coast.

However, steam engines had their own set of shortcomings ... Cropped and scaled | CC BY 2.0] Read more: 11 Best Motor Oil Brands In 2024, Ranked Advanced steam technology is not a single mechanism ...