Optimised extremely loud whistle

This is a optimised and extremely loud whistle. This 3D-printable whistle is the result of a long time tweaking, tuning, and testing. it has sound levels exceeding past 130 dB.⚠️ Important Notes:It requires a bit of air pressure to activate — you don’t need iron lungs, but you do need to give it a proper blow.This thing can cause temporary hearing damage. Please use ear protection if needed, and be mindful when using it around others. Boost MeIf you found this whistle useful, a boost would be greatly appreciated. It helps support my 3D printing hobby as a 15-year-old.