So does this mean a tin foil hat works? (link in the comments)
(media.greatawakening.win)
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The second paragraph in the pictured pdf says no statistical difference, however it does say more tests are needed. It was only 4 monkeys so…
https://apps.dtic.mil/sti/tr/pdf/ADA219570.pdf
RFID hat
Kek.
I was told tin makes a better faraday cage than aluminum.
Actually yes it does. It may save your life some day.
ShamWow!
Not enough info in this blurb to alter any designs on my current hat, which seems to be working very well.
Electromagnetic waves cannot travel through an electrical conductor such as aluminum.