Answers

2014-05-14T22:35:08+05:30
Take small PVC pipe ,get granular char-Cole(actually,  activated carbon<cole> is needed/ this is ok 4r home made experiment ) and some tissue paper or some natural fiber to fill both end , in this u can clean out the max dirt but not germs(Bactria and virus ) for that u need some chlorine and a uv light . i hope u can do it good luck bro/sis
 
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