Fluoride occurs naturally in water. Levels in drinking water can range from insignificant to unacceptably high depending on the water source and the extent of treatment. In many locations where the fluoride levels are naturally low‚ fluoride is intentionally added to water supply systems to reduce the occurrence and severity of dental caries in children (EPA‚ 2010). Fluoridation of drinking water was named one of the ten Great Public Health Achievements in the 20th Century by the Centers for Disease
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Without water‚ life as we know it would cease. Water is all around us and covers at least 70% of the earth’s surface. Fresh water supply is however not so easy to come by much to the extent that in some areas it lacks completely. One of the ways filter press machine of availing clean water for use is by purifying water. This is done by processing water by chemicals which rid it of dirt‚ harmful bacteria and rust among others. "Hard water" is that which contains mainly magnesium and calcium ions
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Kibera water problem Freshwater is a critical problem all around the globe. especially Africa‚ Asia. It is a more critical situation in slum area to find the clean water. world largest Kibera slums have the same situation‚ Kibera people struggling to find clean and cheap water. There is much reason Kibera people don’t get clean water easy the politician is corrupt and their water mafia they sale water too expansive they must pay 50 KES for 20 litter. Average use of water per family weekly is 100
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Water is essential to all living things‚ be it plants for photosynthesis or animal or bodily functions. The human body requires water to cleanse and maintain the body. When we sustain a good supply of it‚ we are hydrated. The term for when we are lacking in water is dehydration. Staying hydrated and knowing the signs of dehydration are simple yet important tasks. The basic way of staying hydrated is drinking water. Doctors suggest a minimum of six to eight ounce glasses per day. However‚ those
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WATER OUR LIFELINE Water is a transparent fluid which forms the world’s streams‚ lakes‚ oceans and rain‚ and is the major constituent of the fluids of living things. As a chemical compound‚ a water molecule contains one oxygen and two hydrogen atoms that are connected by covalent bonds. Water covers 71% of the Earth’s surface.[1] It is vital for all known forms of life. On Earth‚ 96.5% of the planet’s water is found in seas and oceans‚ 1.7% in groundwater‚ 1.7% in glaciers and the ice caps of Antarctica
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which have mixed up with the river water of Bangladesh. The substance is known as Arsenic in Bangladesh. It was first found in the West Bengal ten years ago (1995-96). Arsenic is both toxic and carcinogenic. It is in inorganic forms‚ dissolved in drinking water which is the most significant forms of natural exposure. Organic forms of arsenic that may be present in food are much less toxic to humans. Clinical manifestations of arsenic poisoning begin with various forms of skin diseases‚ which lead
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grows‚ drinking water becomes one of the most valuable resources in the world nowadays. The drinking water even becomes an important public health issue in some developing countries such as China and some African countries. During the entire process of drinking water treatment‚ the step of sterilization is especially important. The reason is that the raw water contains many kinds of microbes‚ which may results in spread of infectious diseases. This paper will show some sterilization methods for drinking
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Status and Problem of water in Gujarat Gujarat is a water stressed state‚ with its per capita availability of fresh water at 1137 m3(less than 1700 m3 per year). Several region of the state even suffer from chronic water shortages. This shortage is reflected in the shortage of potable water in many parts of the state‚ particularly in North Gujarat‚ Saurashtra and Kachachh. Though efforts have been made to ensure adequate water supply to all‚ somehow these efforts have not been very successful
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of purified water again. Due to the people of the United States drinking billions of gallons of water daily‚ the amount of purified water we drink is starting to run out which is causing a problem already. Psychological studies have shown humans still don’t accept water being reused even after knowing the water is purified and perfectly clean. Advocates are still against ultraviolet machines being used to clean and purify water. While some people believe that drinking recycled water is both repulsive
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What is Alkaline Water? Alkaline water‚ also commonly known as ionized water‚ is water that has a pH level greater than seven. This water is generally produced with the aid of a faucet-based water ionizer‚ or "alkalizer" and features a number of health benefits. Making Alkaline Water These are some of the possible sources of alkaline water: * Lemon (& Lime) Water * pH Drops * Alkalising Powder * Mainstream Water Filters * Water Distillers * Reverse Osmosis * Alkaline
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