1 All brake components are contained within the confines of the drum.  You could get a car with drums on all 4 wheels until the early 1970âs. Now, youâll usually see drums on the rear axles of economy cars and trucks.
The largest nuclear explosion was the great âTsar Bombaâ. The bomb was tested on October 30, 1961, in Novaya Zemlya, an archipelago in the Arctic Sea. Originally planned to be 100 megatons, it was actually scaled down to 50 megatons due to technical problems with detonation and due to concerns with fallout.he explosion was equal to 1,400 times the combined power of the two atomic bombs used in WW2. It would have caused 3rd degree burns 62 miles away and the mushroom cloud was 7 times higher than Mount Everest. The explosion could be seen and felt in Finland.
On August 6, 1945 an atomic bomb named Little Boy was dropped on Hiroshima, Japan. The explosion was huge, the city was destroyed, and tens of thousands of people were killed. The bomb was dropped by a plane named the Enola Gay which was piloted by Colonel Paul Tibbetts.he First Atomic Bomb. On July 16, 1945 the first atomic bomb was exploded in the New Mexico desert. The explosion was massive and the equivalent to 18,000 tons of TNT. Scientists figured that the temperature at the center of the explosion was three times hotter than at the center of the sun.