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Pure Water Essay Examples

Essay on Pure Water

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Water - Elixir of life

Water, that magical substance from which all life springs forth, is essential to the very existence of every life form on earth. The role of water in the living organism has not changed since life’s first creation in salt water billions of years ago. The human body is 75% water, while the brain alone is comprised of 85% water. The blood, consisting of 92% water, carries oxygen and essential nutrients to capillaries where they are released into a water-based fluid…...

Water Can Kill? Exploring Effects of Osmosis

Questions 1. What sort of environment (hypertonic, isotonic, hypotonic) does consuming excessive amounts of pure water create in the body fluid that surrounds your cells? What effect would this have on your cells? - A hypotonic environment would be created in the body fluid, as there would be a lower concentration of solutes outside of the cell than inside the cell. This would create the effect of water entering the cells at an abnormal rate, and the cells, eventually, would…...

Uses of Water

1. For drinking and for life processes. On an average, a man consumes about 60,000 to 80,000 litres of water in his lifetime. The body of an adult contains nearly 40 to 50 litres of water at any given time and water constitutes about 66% of the average body make up. Aqueous solutions fill the cells in the body. Nutrients, oxygen, and metabolic waste products are transported by blood, which is mostly water. Digested food is absorbed in the form…...

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Source of water

Source of water Life is possible on earth due to the presence of water. Nearly three-fourths of the earth's surface is covered with water. Water is also found below the earth's surface. It is present in air in the form of water vapour. About 70 per cent of the human body is water. The bodies of all plants and animals contain water. Sources of Water: Rainwater, oceans, rivers, lakes, streams, ponds and springs are natural sources of water. Dams, wells,…...

Water Is Precious

Water conservation is a big thing, but every little bit helps, so don't think that what you do doesn't matter. A whole lot of people doing a little bit adds up to a whole lot. We must all make changes in our lifestyles that will change the course of our water and its quality. Water conservation needs to be a way of life, not just something we think about once in a while. If we all do our part in…...

Importance of Fresh Water

All living things on Earth need fresh water in order to survive But human beings become ill and may even die if they cannot get pure or clean and are forced to drink polluted water. Human beings can only last 3 day without fresh water. People died of thirst after the cyclone in 1999 because their supply of fresh water from irrigation channels was destroyed form tidal waves. However water is needed for many more purposes e.g. in agriculture and…...

Water Purification

Water purification is the process of removing undesirable chemicals, biological contaminants, suspended solids and gases from contaminated water. The goal is to produce water fit for a specific purpose. Most water is purified for human consumption (drinking water), but water purification may also be designed for a variety of other purposes, including meeting the requirements of medical, pharmacological, chemical and industrial applications. In general the methods used include physical processes such as filtration,sedimentation, and distillation, biological processes such as slow…...

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