There is an unguent need for pure and clean water everywhere in the world. Though ran brings the purest water, when it reaches our home through taps, it becomes unsafe and contains impurities.
Who is responsible for this contamination?
Whoever it may be; who is bothered? All we need to do is purify the water and make is potable.
Here is a wonderful gadget that can purify 1 litre of water in just 90 seconds. This Sterile Pen is a hand held gadget and costs $80 plus.
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