|
As we all know that water is an essential element for a human body. Moreover in water there are some dangerous virus exist and this viruses are harmful for human body. One of them is "Arsenic". Arsenic can found in many tube well water of Bangladesh. Now in our mind there can arise a question "HOW CAN WE KNOW WHICH TUBE WELL IS ARSENIC FREE???" The answer for this Question is so easy and simple and the answer is avoid drinking those tube well water that have red mark, because it contains arsenic virus. On the other hand drink those tube well water which have green mark, because it is arsenic free.........WAKE UP BANGLADESH AND DRINK SAFE WATER.....
