Operation Totem status, the British government restarted its own development effort, which was given the cover name "High Explosive Research". The first British atomic bomb was tested in Operation Hurricane at the Montebello Islands in Western Australia on 3 October 1952. The main purpose of the trial was to determine the acceptable limit on the amount of plutonium-240 which could be present in a bomb. The plutonium used in the original Hurricane device was produced in the nuclear reactor at Windscale, but the Windscale Piles did not have anything like the capacity to provide sufficient material for the British government's planned weapons
Atomic Mom Oakland, California. "Atomic Mom" is a documentary film written and directed by M.T Silvia, which focuses on the connection between two mothers that are each on a different end of the Hiroshima atomic warfare spectrum: Pauline Silvia, a United States Navy biologist, and one of the only women scientists present during the 1953 radiation detonations of Operation Upshot–Knothole at the then-Nevada Test Site, and Emiko Okada, a Japanese woman who was exposed to radiation from the Hiroshima nuclear bombings as a child. Atomic Mom also offers a comparison of the Hiroshima Peace Memorial Museum and the Atomic Testing Museum in