Nearly every home has one. Water heaters are ubiquitous in buildings, though they are not all the same. In most cases we heat and store water in a tank which has either electric elements or a gas ...

Nearly every building has a water heater. While many are operated by resistance-type heating elements, the majority of them are gas fired. That sheet metal cylinder you see conceals thermal insulation ...

(Above) Harrisonburg Public Utilities Technician II Lincoln McQuillan welds a line connecting a water pipe to a magnesium anode. Photo courtesy City of Harrisonburg. At the Harrisonburg Department of ...

A recent survey of magnesium sacrificial anode cathodic protection systems installed on Bahrain Petroleum Co. (BAPCO) pipelines in 1998 revealed that many of the anodes had failed prematurely and ...