Please answer the following question: An automobile engine transforms chemical energy into mechanical energy, and one classic example is the 4.1L Cadillac engine. Given these facts, what converts chemical energy into mechanical energy among the following options: - Something made by Apple - Something made by Cadillac - animal transport - Something made by DuPont - some invertebrates - Riding a bike - transportation technology - Something made by Dow
A:
Something made by Cadillac