Complex sentence: He worked initially as the scientific director of a brewery in Grimsby, and an example of his electrotherapy device, the "Overbeck Rejuvenator", is held by the Thackray Museum.
Split into simpler sentences: He worked initially as the scientific director of a brewery in Grimsby. An example of his electrotherapy device, the "Overbeck Rejuvenator", is held by the Thackray Museum.