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4- Chlorination, , Chlorine is a powerful chemical that has been in use for many years to, treat water for home consumption. Chlorine is an effective water, purification method that kills germs, parasites and other diseasecausing organisms found in ground or tap water. Water can be purified, using chlorine tablets or liquid chlorine. As an off-the-shelf water, purification product, chlorine is cheap and effective. However, caution, should be taken when using chlorine liquid or tablets to treat drinking, water. For example, people suffering from thyroid problems should talk, to a medical practitioner before using this product. When using chlorine, tablets, it is important to apply them in heated water, as they dissolve, well in water that is at 21 degree Celsius or higher. Chlorine tablets kill, , all bacteria leaving your water clean and safe., Se