A snorkel (also spelled "Schnorkel" and "Schnorchel") is also a device that allows a submarine to operate submerged while still taking in air from above the surface. It was invented by the Dutch just before World War II and perfected by the Germans during the war for use by U-boats. |
A snorkel (also spelled "schnorkel" and "schnorchel") is also a device that allows a submarine to operate submerged while still taking in air from above the surface. It was invented by the Dutch just before World War II and perfected by the Germans during the war for use by U-boats. |