Water purification There are ...
Published by Alex Trivotoli
Water purification
There are many methods to purify the water depending on the type of contaminations. Some time simple boiling is sufficient but if their is High level of chemical present, simple boiling is not sufficient. Sand filters can also be used for purification. Read at this webpage and decide which method is suitable for you http://www.waterforliving.com/files/Methods_of_Water_Purification.htm