In his early experiments while working for the firm of Carl von Linde, he tried to use ammonia as fuel. He described his 1892 invention in Theory and Construction of a Rational Heat Motor. The 25-horsepower efficient internal combustion engine which 
In his early experiments while working for the firm of Carl von Linde, he tried to use ammonia as fuel. He described his 1892 invention in Theory and Construction of a Rational Heat Motor. The 25-horsepower efficient internal combustion engine which bears his name differs from the Otto engine in the division of roles among its four strokes. For 10 points—identify this namesake of an engine used in buses and trucks.
In his early experiments while working for the firm of Carl von Linde, he tried to use ammonia as fuel.
Rudolf Christian Karl {Diesel}