On 25th July 2007, at the Dallas Welding supply company over 100 welding tanks exploded. Three people were injured in the fire, but luckily no one died. Watch more of Explosions Gone Wrong on discovery : https://bit.ly/3RjpBTu | Love Science

The exact moment a 'clean' tank shows its true colors. ​If you work in demolition, scrap, or industrial maintenance, SAVE THIS POST. This explosion is the #1 silent killer in our industry. What you're seeing is not a structural failure; it's the instantaneous ignition of residual flammable vapors—gases the human eye can't see, that water rinsing can't fully remove. ​The Fatal Mistake (cutting/welding) to a closed vessel that hasn't been properly Gas-Freed and Certified by a Competent Person. Rin