Idler arm for a heavy-duty truck On an automobile or truck with a conventional parallelogram steering linkage, the idler arm or idler arm assembly is a pivoting support for the steering linkage. The idler arm supports the end of the center link on the passenger's side of the vehicle.
596 is the codename of the People's Republic of China's first nuclear weapons test, detonated on October 16, 1964 at the Lop Nur test site. It was a uranium-235 implosion fission device and had a yield of 22 kilotons.
The first bomb was exploded over Hiroshima on August 6, 1945, and a second was dropped on Nagasaki on August 8. The Japanese quickly surrendered. Although other nations have developed atomic weapons and nuclear technology since 1945, Truman remains the only world leader to have ever used an atomic bomb against an enemy.resident Harry Truman learns the full details of the Manhattan Project, in which scientists are attempting to create the first atomic bomb, on this day in 1945.