Grenade in Thistlegorm

Grenade in Thistlegorm: A grenade in the wreck of the SS Thistlegorm. Will it explode when one diver hits the ignitor? — Nikon D200, Nikkor AF-S DX 12-24mm, SS Thistlegorm, Sharm el Sheikh, Red Sea, Egypt, 5 April 2007. Nikon D200, 1/125 s, F/7.1, 12 mm, ISO 100, Thursday, April 5, 2007 08:05:01