For example, Little Boy weighed a total of about four tons (of which 60 kg was nuclear fuel) and was 11 feet (3.4 m) long; it also yielded an explosion equivalent to about 15 kilotons of TNT, destroying a large part of the city of Hiroshima.
For eksempel vejede Little Boy i alt omkring 4 tons (af hvilke 60 kg var kernebrændsel) og var 3,4 m lang; Den udløste en eksplosion svarende til 15 kilotons af TNT, som ødelagde en stor del af byen Hiroshima.