The C23 tragedy refers to when the ''Swift''-class patrol boat C23 of the Maritime Squadron of the Armed Forces of Malta was severely damaged in an explosion while dumping illegal fireworks off Qala in Gozo, Malta, on 7 September 1984.
Gallbladder cancer is a relatively uncommon cancer.
HMS C23 was one of 38 C-class submarines built for the Royal Navy in the first decade of the 20th century.
The Lockheed Altair was a single-engined sport aircraft of the 1930s.
NGC 891 (also known as Caldwell 23 and Silver Siver Galaxy) is an edge-on unbarred spiral galaxy about 30 million light-years away in the constellation Andromeda.
The Sauber C23 was a Formula One racing car designed by Sauber for the 2004 Formula One season.
The Short 330 (also SD3-30) is a small transport aircraft produced by Short Brothers.
The Short 360 (also SD3-60; also Shorts 360)Mondey 1981, p. 228.
The Short C-23 Sherpa is a small military transport aircraft built by Short Brothers.