Some of Barclay's first vehicles were slush cast white metal made in the 1930s.
I thought, 'No girl in the world knows about casting metal.'
By the 20th century, they were made of lead and later, cast metal.
By 1884 the idea of assembling metallic letter molds, called matrices, and casting molten metal into them, all within a single machine, was applied.
It is a process similar to casting metal into a mould.
Rubber molds can become quite heavy, especially at larger diameters and when casting metal.
Hardware can be made by hand out of wire, or cast metal such as pewter and white bronze.
We don't have time to cast metal.
It wasn't always so, for until early last century sculpture was confined to making objects from wood or stone or by casting metal or plaster.
In the days when all type was cast metal, a corner was notched to a consistent height on one or both sides of a letter-piece.