Technical Service Bulletin. 1-800-432-8373. How An Electric Thermostat Works. Technical Competence, Product Confidence. Page 1 of 3. 1302.doc. A thermostat is a mechanical device that controls the flow of electrical current to. various parts of the water heater. First, the thermostat senses the presence of heat.
Located in the province of Munster, it is named after the city of Cork (Irish: Corcaigh). Cork County Council is the local authority for the county. Its largest towns are Cork city, Ballincollig, Midleton and Carrigaline.
Because of its honeycomb-like structure, cork consists largely of empty space; its density (weight per unit volume) is one-fourth that of water. Unlike a honeycomb, however, cork consists of irregularly shaped and spaced cells having an average of 14 sides.