Chemical energy used in propelling cars.   Chemical energy used in storing and releasing electrical (battery) energy.   Mechanical energy used to make electrical power tâ¦o recharge the battery / batteries, and other systems.   Fluid power used to convert engine rpm to driveshaft rpm (in automatic transmissions).
OEM redirects here. For other uses, see OEM (disambiguation) . Original equipment manufacturer (OEM) is a term used when one company makes a part or subsystem that is used in another company's end product. The term is used in several ways each of which is clear in context.
ODM and OEM are acronyms that are the buzzwords in the manufacturing sector. ODM stands for Original Design Manufacturer and OEM stands for Original Equipment Manufacturer. While many people confuse between the two terms and use them interchangeably, they are not quite the same.