The dangers of wearing a mask, a real oxygen level test in the same spot - banned youtube video

The oxygen levels drops significantly and this is a proven test. Less oxygen means less fuel to cells which means our whole system wont operate in the right parameters. Would we do the same thing to our car engine? No way. Try and put a mask filter somewhere in your car engine. See how that system works. Then why is it a good ideea to use masks?
I offer vaccine exemptions to keep everyone free of the vaccine and you can get yours by sending a mail at [email protected] to receive full details
Masks are dangerous just like 5G is. And soon, very soon, the whole world will know it. Make this video viral please.
Protect yourself from harmfull radiations: https://adventuresinthegold.blogspot.com/2020/04/scientific-research-on-5g-4g-small.html
Share, thank you
What can we do to protect ourselves from these sources of radiation: https://adventuresinthegold.blogspot.com/2020/04/what-can-we-do-to-protect-ourselves_15.html