Potassium Permanganate for survival? Is it a good idea? is it toxic? how much should i use? find out the answers in this video!
Ebay Link
www.ebay.com/sch/i.html?_from...
Potassium Permanganate safety data sheet (MSDS)
www.sciencelab.com/msds.php?msdsId=9927406
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3 окт 2017