Yes! Microwave attacks like against international embassy workers are FOILED by aluminum hats. https://www.nytimes.com/2018/09/01/science/sonic-attack-cuba-mic

Yes! Microwave attacks like against international embassy workers are FOILED by aluminum hats. https://www.nytimes.com/2018/09/01/science/sonic-attack-cuba-microwave.html https://www.nytimes.com/2018/09/01/science/sonic-attack-cuba...