The Infrasound Guy

A researcher in Coventry University who was very much a skeptic but he and all of his assistants used to work in a lab that they really felt was haunted. He noticed that it was vibrating even though there was nothing going on around so he thought well that there's something moving in here without me being aware of it. They went through the whole office and found that there was a fan that had been incorrectly installed that was actually vibrating at super low frequency That you couldn't hear it because it was below the the frequency that we are aware of as people. As soon as they turned the fan off all of those paranormal things that people thought they were seeing and everything went  and