In the Continuous Casting process, molten metal is poured through a die of the desired outside profile. If an inner shape is also desired, the material may flow around a mandrel to create that profile. As the material flows through the water-cooled die, sufficient heat is extracted to solidify an outer shell.
In the comic strip, when the heroic Flash Gordon and his friends land on the fictional planet Mongo, they found it was ruled by an evil Emperor, a despot who quickly becomes their enemy. He was not named at first, only being known as the Emperor until several issues later when his name was revealed to be Ming.
Flash Gordon (1954-1955) (aka The Space Adventures of Flash Gordon) - TV series. This was a syndicated, live-action TV version produced in Germany. Steve Holland portrayed the superhero Flash Gordon. It aired throughout the US - and specifically was broadcast by the DuMont TV Network on the East Coast. Set in the year 3203, Flash was joined by pretty Dale Arden (Irene Champlin) and bearded Dr. Zarkov (Joe Nash).