Making UltraSand 2 (Graphene Coated Sand) With Tar For Water Filtration

Making UltraSand 2 (Graphene Coated Sand) With Tar For Water Filtration

This is the latest wonder material for water filtration and purification and how to make it. If you want to buy graphene oxide you can get it from my website at https://sites.google.com/site/rmsgraphite/

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