What you need are:你需要的材料是： Several Plastic Bottles / 幾個塑料瓶High Quality Activated Carbon / 優質活性炭Colloidal Silver/ 膠體銀Iodine / 碘溶液The quality of the activated carbon determines the quality of the filtered water. The type of activated carbon is important. Ideally, the activated carbon is produced from walnut shells or coconut shells./ 最理想的活性炭是核桃殼活性炭或椰子殼活性炭。 Before Water Filtering/ 濾水之前it is advisable to add a few drops of colloidal silver to the pre-filtered water / 加幾滴膠體銀it is also advisable to a drop of iodine to the water / 加一滴碘液
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Visit : C.Gigantic Carbon PORTAL SITE Regenerated Activated Carbon Service Activated Carbon Regeneration Activateed Carbon By Calgon Carbon
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