Rudolph Diesel was thinking of farmers when he invented his engine

When Rudolph Diesel disappeared in 1913, many suspected foul play. The prime suspects were Germany’s Kaiser Wilhelm II and US oil man John D. Rockefeller. Both would have had reason to want the inventor of the diesel engine dead. The militaristic kaiser was building a diesel-powered submarine fleet. He had no interest in other countries […] The post Rudolph Diesel was thinking of farmers when he i