sentences:  In addition to its earlier functions the Establishment became responsible for acceptance tests and trials of air-sea rescue apparatus and equipment and for aircraft armament research with bombs, depth charges and projectiles, including experiments and tests in water tanks.Being the sole official experimental establishment for marine aircraft in the country, particular emphasis was placed on research, especially into seaworthiness, stability and control on water, and water impact loads.In August 1945, the MAEE returned to Felixstowe, and soon after came under the Ministry of Supply, which was taking control of most military research establishments.