Percy White (nuclear scientist)

While working for the Royal Ordnance Factories, he patented a method of efficiently manufacturing high explosive shells.

[1] In 1949, White joined the secret High Explosives Research (HER) project, which was tasked by Lord William Penney with producing Britain's first nuclear bomb.

[2] In 1950, HER was moved to Aldermaston, where White served as the chief chemical engineer and helped create a crucial radioactive liquid treatment plant.

He was appointed OBE in 1966, and retired in 1972, though he continued to advise the British government and private companies on the use of chemical engineering and nuclear technology.

[1] White was a keen amateur artist, training as an enameller at Southampton College of Art in his retirement, and exhibiting his artworks in London and Winchester.

The mushroom cloud produced by the Operation Hurricane nuclear test on 3 October 1952.