BoomBlastExplosion on Instagram: "This isn’t a stunt. This is a real flash fire, caught on camera. One weld. One spark. And trapped fuel vapor turns the workspace into an ignition zone. This is what happens when hazard isolation and gas testing are skipped before hot work. An “empty” tank is never empty—residual vapors are enough to ignite instantly. That violent flame expansion tells the whole story: ⚠️ no full purge ⚠️ no isolation ⚠️ no margin for error Critical question: Did you catch the ex