نتایج جستجو برای: plumbing

تعداد نتایج: 1109  

Journal: :International Journal of Environmental Research and Public Health 2015

Journal: :The Journal of the Acoustical Society of America 1990

Journal: :The Journal of the Acoustical Society of America 1976

2012

The two most common halogenation reactions are chlorination and bromination. The addition of these halogens to alkenes yields 1,2-dihalides. Chlorinations reactions are used to synthesize over 6 million tons per year of ethylene dichloride (1,2-dichloroethane) for use as a solvent and for subsequent polymerization to produce poly(vinylchloride) known more commonly as PVC which is used for plumb...

2005
Marc Edwards Becki Marshall Yan Zhang Yoon-Jin Lee

The known drawbacks of chloramination include nitrification, elastomer decay, and required pretreatment steps for fish culture and dialysis patients. To date, there has been no explicit consideration of adverse consequences of chloramination on property and water quality in buildings. Specifically, the effect of chloramine on re-growth of bacteria during stagnation, plumbing failures and lead l...

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