TOP UNDERWATER NUCLEAR TEST 'UMBRELLA' SECRETS

The 1946 Baker test, just once the chimney experienced damaged through the cloud, and also the crack had formed about the drinking water's surface area The Baker nuclear test at Bikini Atoll in July 1946 was a shallow underwater explosion, part of Operation Crossroads. A 20 kiloton warhead was detonated in a lagoon which was close to 200 ft (61 m