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2024/05/02 (Thu)

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2020/05/28 (Thu)

The need of clean water supply

As the industry developed underground pipes were introduced that carry all the excreta and waste without polluting the environment with gases and smell. Plumbing is a very useful and important industry whose history dates back to centuries. Most of the pipes used in the modern plumbing today are also made up of non toxic material such as copper, plastic, steel and brass. Also no good method of removal of wastes other than dumping it in the ground was present. Copper pipes were a safe but expensive alternative thus the hollow wooden pipes became popular in Europe later. Different materials like tubes and pipes are used by plumbers. Good plumbing saves a lot of time and trouble later. Thus the practice of using lead pipes has been largely abandoned today in favor of the copper pipes. The modern plumbing industry did not flourish until 19th century when the modern cities were built and greater attention was paid to the provision of safe drinking water and removal of the wastes. A plumber deals in all the items that are used for supply and drainage of water such as pipes, tubing, and plumbing fixtures. These pipes are made of asphalt that prevents the underground water leakage. Plumbing industry is a very well- developed industry in America and Europe due to the need of clean water supply and drainage. Before the safe practices were introduced people used to drink waters from the wells without adequate cleaning. Moreover the contaminated water is prevented from being mixed with the under ground drinking water resources. These pipes were durable and resistant to rusting but they lead to increased incidence of lead poisoning. Before constructing any building proper management plan must be made regarding how the plumbers will fix the equipment. Romans introduced the use of lead pipes. Large bath tubs were constructed in the Ancient Rome that contained clean water. As mentioned earlier, history of plumbing dates back to centuries. The plumbing system of Mohanjedaro and Harrapa (Indus valley Civilization) in South Asia serves as the great example of the work of the ancient civilizations. The development of the plumbing industry was rather slow where baths tubs and reservoirs were constructed was constructed only for the royal families and that too was a long and hectic procedure. Other fittings that are used by the plumbers are elbows, union's tees and valves. Tubes are the straight and thick channels while the pipes are thin channels. In this manner plumbing has become one of the flourishing industries in the world.. These bath tubs had lead pipes that took the water away from them. Stainless steel was used to seal the pipes in order to prevent leakage. Thus provide a much more efficient and safe methods to use. Not only this but also the number of fixtures that are being used today rose to an enormous amount. Thus a plumber is a very important person who fixes many water problems for us. These water supply equipments use high pressure pumps for working in contrast to the old systems that relied mostly on gravity for their working.
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The most basic butterfly valve design is commonly called a concentric or resilient-seated butterfly valve. In this type of valve, the stem is centered in the middle of the valve disc, which is centered in the pipe bore.
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