Firearms blogger Andrew Tuohy fired a few rounds from his M1911 pistol underwater to expand his bullets and snagged photos of the process. Here, we can witness the explosive power that erupts from the barrel of a gun as it pushes through liquid.
Tuohy has posted one other underwater shot to his blog, and says that he's not done with them yet. If you prefer video to photos, the folks at Smarter Every Day pit a pistol against a semi-automatic handgun in an underwater firing test:
[Vuurwapen Blog via Neatorama]