The document provides details about the internship of Farooque Ahmed Mahar in the Services Department of Sui Southern Gas Company (SSGC). It describes the various systems maintained by the Services Department including HVAC, elevators, power generation, and electrical supply. HVAC oversees chillers, fire hydrants, water filtration, and air handling units. Power is primarily generated through Waukesha, Guascor, and Caterpillar generators running on natural gas. KE supply is used as a backup after office hours.