| Subject | English | German |
| met. | activation energy of the growth process of the oxide film | Aktivierungsenergie des Wachstumsprozesses der Oxidschicht |
| coal. | activation process | Belebungsverfahren |
| met. | ultrasonic activation in the pickling process | Ultraschallaktivierung beim Beizen |
| comp., MS | Windows Process Activation service | Windows-Prozessaktivierungsdienst (A service that provides process activation, resource management, and health management services for message-activated applications) |