Flex Seal Shotgun Slug Deadly?
This video details an experiment by Civilian Tactical testing homemade 12-gauge shotgun slugs made from Flex Seal liquid rubber. The host, a firearms enthusiast, tests their accuracy, energy transfer against water bottles, and terminal ballistics using a GForce Arms 12 Hammer shotgun and ballistics gelatin. The results highlight significant safety concerns, particularly a dangerous ricochet from the gel block, underscoring the risks of using unproven, DIY ammunition.











