Purification of Water Facilitator: Dr. NAVPREET Assistant Professor, Department of Community Medicine Govt. Medical College & Hospital, Chandigarh. Specific Learning Objectives At the end of session, the learner shall be able to: 1. Know the ...
Dr. Sami Abdel Azeem th 20 Feb, 2013 What is water purification? Water purification is the transition of dirty harmful (Contaminated) water into clean safe water. Water purification generally means freeing water from any kind of impurity it contains such as contaminants or micro organisms. WHY PURIFY WATER? We purify water to get rid of contaminants that can be detrimental to our health. To make it safe and palatable for human consumption. Chemical methods Coagulation, flocculation, combined with flotation and ...
WATER PURIFICATION 1 Seventy percent of the Earth’s surface contains water, but only three percent is drinkable. Water is the most precious resource for life and protecting our access to water should be humanities top priority! WATER PURIFICATION The objective of water purications is to eliminate suspended solid particles, colloids, microorganisms, pyrogens, dissolved organic & inorganic substances, and dissolved gasses. Each of these contaminations can cause serious direct 1 or indirect health risks. TRADITIONAL METHODS Boiling Distillation Chemical ...
WASTEWATER RECYCLE, REUSE, AND RECLAMATION – Vol. II - Traditional and Household Water Purification Methods of Rural Communities in Developing Countries - S. Vigneswaran, M. Sundaravadivel TRADITIONAL AND HOUSEHOLD WATER PURIFICATION METHODS OF RURAL COMMUNITIES IN DEVELOPING COUNTRIES S. Vigneswaran Faculty of Engineering, University of Technology, Sydney, Australia M. Sundaravadivel Graduate School of the Environment, Macquarie University, Sydney, Australia Keywords: Defluoridation, Filtration, Traditional treatment, Water quality, Water treatment Contents 1. Introduction 2. Traditional Water Treatment Methods 2.1. Filtration through ...
820 NOTES The Purification of Water on a Small Scale A note prepared by ROBERT NEWTON CLARK, Division of Environmental Sanitation, WHO There are three general methods for the purification of water on an individual or domestic scale: (a) boiling; (b) chemical disinfection; and (c) filtration. These three can be used singly or in combination. Boiling Boiling is a satisfactory method for destroying disease organisms in water, and it is equally effective whether the water is clear or cloudy, whether ...
What are the methods used Water to purify water? 1 Boiling is by far the most reliable method (boiled Purification vigorously for 1 minute and allowed to cool to room temperature). Methods 2 Chemical purifiers such as tincture of iodine (2% solution) can be used. •Add 5 drops to 1 litre of clear water and wait for 30 minutes before using. •For very cold or cloudy water, add 10 drops to 1 litre of ...
CHEMISTRY GRADE 10 MIXTURES SEPARATION and PURIFICATION METHODS OF MIXTURES Student Name: Class: Separation of Mixtures SEPARATION OF MIXTURES SEPARATION OF MIXTURES: (methods are based on...) Different particle size: Different densities: Different solubilities: Different Boiling Points: • Picking up • Floatation • Fractional • Evaporation • Sieving • Decantation Crystallization • Distillation • Filtration • Precipitation • Extraction oSimple ...
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