NOT KNOWN FACTS ABOUT UNDERWATER NUCLEAR TEST 'UMBRELLA'

The 1946 Baker test, just once the chimney experienced damaged throughout the cloud, along with the crack had formed on the h2o's floor The Baker nuclear test at Bikini Atoll in July 1946 was a shallow underwater explosion, Section of Operation Crossroads. A 20 kiloton warhead was detonated in a lagoon which was about 200 ft (sixty one m) deep. T