VK, Virus Killer Mask, blocks and kills Coronavirus, inspired by Professor Hyo Jick Choi theory Alberta University Canada. Easy, and no cost, to make yourself

Virus-Killer-Mask-inspiré-par-les -ravaux-du-Pr-Hyo-Jick-Choi-Alberta-University-Canada
Virus-Killer-Mask-inspiré-par-les -ravaux-du-Pr-Hyo-Jick-Choi-Alberta-University-Canada

VK mask :

Very simple to make and no cost

Inspired by Professor Hyo Jick Choi theory (Alberta University Canada)

1/ Wear the usual mask first

2/ Wear the second mask impregnated salt water over the first mask

(4 tablespoons of salt in 200ml of water)

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