How a blue marker helps guard against germs

On that they and microorganisms, that with the naked eye you will not see them, and to carry with itself a microscope quite difficult. It turns out that finding the richest in every possible contagion of a place is possible without it.

Dangerous microbes, which are so fond of showing in advertising, can be considered by any owner of a smartphone with a flash. The original method will help you determine the degree of purity of various problem areas, both at home and in public places.

It is enough to arm with two markers and ordinary scotch. A couple of minutes - and you are the owner of an amazing "infection scanner." For detailed instructions on how to do this, see the video.


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