Rich in vitamin K, vitamin A and vitamin C along with other vital nutrients, the health benefits of kale include detoxification, heart support, cancer prevention and a number of others covered in this article. Health Benefits of Kale in History.
A U-boat is a type of submarine invented by the Germans for use in World War I and II. The initial U in U-boat stands for unterseeboot, or undersea boat in English. Holland housed a Submarine Development Bureau in 1922 that was made to look like a regular shipbuilding company.
U-boat is an abbreviation of the German word ''Unterseeboot'' (meaning ''submarine'' or ''under the sea boat''). The German navy launched large-scale submarine offensives in both World Wars. The letter ''U'' inU-boats is from the German ''unter'', meaning ''under''. Geetha Balachandran, Chennai.