Turbine waterwheels. Gas, steam, and water turbines have a casing around the blades that contains and controls the working fluid. Credit for invention of the steam turbine is given both to Anglo-Irish engineer Sir Charles Parsons (1854–1931) for invention of the reaction turbine, and to Swedish engineer Gustaf de Laval (1845–1913) for invention of the impulse turbine. Modern steam turbines frequently employ both reaction and impulse in the same unit, typically varying the degree of reaction and impulse from the blade root to its periphery. The word "turbine" was coined in 1822 by the French mining engineer Claude Burdin from the
British East Africa 1897–99 1897–99’ in 1901. The Battle Honour is unique to this unit. In 1922, when the Regimental Group System was adopted by the British Indian Army, the battalion was redesignated as the 3rd Battalion (Queen Mary's Own) 10th Baluch Regiment, and the Battle Honour was extended to all the battalions of 10th Baluch Regiment. British East Africa 1897–99 British East Africa 1897–99 is a Battle Honour awarded to 27th Regiment (1st Baluch Battalion) of Bombay (Light) Infantry; an infantry battalion of the British Indian Army, which participated in the 1897 expedition to British East Africa to suppress a rebellion. In the