From an untightened bolt to dropping a box of fireworks, this is an incredible collection of incidents where the smallest of errors have resulted in cataclysmic consequences.

These guys really crack me up – their site is rather aptly named. The captions to the images are fantastic.

Check it out: 6 Tiny Mistakes that Caused Apocalyptic Explosions.

An elliptical machine that I ordered online just arrived today and I put it together. I think I’m going to go and tighten those bolts…

[Via Cracked]