wereprawn Well-Known Member Joined 8/6/13 Messages 827 Reaction score 286 Location mackay 20/8/16 #1 http://www.sciencealert.com/a-tiny-device-can-clean-your-drinking-water-in-minutes
rude Well-Known Member Joined 7/5/08 Messages 1,442 Reaction score 216 20/8/16 #2 Hydrogen peroxide I just use 1.5ml per 500ml dont have to wait 20 mins or leave it in the sun Its pretty cool though thanks for the article
Hydrogen peroxide I just use 1.5ml per 500ml dont have to wait 20 mins or leave it in the sun Its pretty cool though thanks for the article
