We’ve all seen firework fails—but lighting one over a manhole cover filled with highly flammable methane gas? That’s next-level physics gone horribly wrong. The immediate blast and sheer force of that underground explosion are unreal. This is exactly why you don’t mess with city infrastructure—and why the things you can’t see are often the most dangerous. This clip is a perfect cautionary tale: play stupid games, win terrifying prizes. 🚨 STOP! If this gave you an adrenaline spike, you need to f