This is a link to my experiment trying to replicate the sound that I heard in my black triangle experience.
https://drive.google.com/file/d/1xd4Hh5yylrslSD3Ny27y4OvzVUyyd4sV/view?usp=drivesdk
Exploring the mysterious unknowns and borderlands of fringe science through credible sources and research.
This is a link to my experiment trying to replicate the sound that I heard in my black triangle experience.
https://drive.google.com/file/d/1xd4Hh5yylrslSD3Ny27y4OvzVUyyd4sV/view?usp=drivesdk