How to Use A Stone Sling / Shepard Sling and Break Sound Barrier

cracking sound a primitive stone sling makes when properly wielded is, in fact, a small sonic boom. The end of the stone sling moves faster than the speed of sound, thus creating a sonic boom. It is assessed the primitive stone sling is probably the first human invention to break the sound barrier. PRODUCTION EQUIPMENT Rylo 360/Stabilization Camera - Flex Mini Tripod - Lightweight Tripod - Carrying Case - Battery Power Bank - STANDARD BACKCOUNTRY GEAR KIT Condor Canyon Carver Knife - Wool Blanket - Fire Starter - Klean Kanteen - First Aid Kit - Water Filter - STANDARD CLOTHING WORN OR PACKED Boots - Sandals - Shorts