I am starting this article sitting poolside at a hotel in Singapore. My plane to a backflow tester class at a military base in the region had mechanical issues and as a result provided me with several days in this beautiful area. It is rich in history and culture here. From where I sit I can see no less...

Update on Desalination and Drought in the U.S. and the World Samuel Taylor Coleridge, who wrote those words about water in The Rime of the Ancient Mariner — a poem describing a sea voyage in 1798 — probably never heard of desalination. No doubt over the centuries many sailors died of thirst in the middle...

The question is often asked, are backflow prevention assemblies necessary on fire sprinkler systems? Other questions include, do they need to be installed on residential fire protection systems if that system is part of the domestic water system suppling plumbing fixtures and appliances? Is the backflow...

When water is obtained from natural sources such as rivers, lakes, streams and wells, it can contain microbes, dissolved chemicals, and many other types of materials or particulate matter. In many cases it becomes necessary to treat this water before it is used as potable water, pure water systems, heating...