Heating water consumes over 3.5 quadrillion Btus per year of primary energy which makes it the third largest energy end use for the residential and commercial sector in the United States, after space conditioning and lighting. Although indoor...

Water heating is a thermodynamic process using an energy source to heat water above its initial temperature. Typical domestic uses of hot water are for cooking, cleaning, bathing, and space heating. In industry both hot water and water heated to steam...

Water Purification Using Heat Pumps F. A. Holland, S. Santoyo, C. L. Heard, and E. R. Santoyo Routledge, New York, NY, 256 pp., $99, indexed The authors state that many, if not most, underdeveloped countries have a need for potable water greater...

A method for designing a multiple-series circuit, forced hot water heating system is described. Before deciding on a system, contractors should calculate heat losses, select heat-distributing units, select boiler size, select air cushion tank, establish pump head pressure requirements, determine gal/min requirements, establish a...

Firefighters and a volunteer armada navigated boats through streets awash in waist-deep water Wednesday, plucking neighbors and pets from porches as flooding that has swamped the Upper Midwest and Plains settled in Ohio.The water forced at least 500 people to flee their homes in several...

There have been some major wake-up calls in the fight against global warming, starting with the United Nations scolding the U.S. for not doing enough to mitigate its contributions to the problem. U.N. climate chief Yvo de Boer told the Associated Press...