Noun
steel made by the mixture of molten wrought iron, charcoal, and other substances in a crucible
Source: WordNetIn making crucible steel, the blister steel bars were broken into pieces and melted in small crucibles, each containing 20 kg or so. Source: Internet
However, these metals found little practical use until the introduction of crucible steel around 300 BC. Source: Internet
The early modern crucible steel industry resulted from the invention of Benjamin Huntsman in the 1740s. Source: Internet
This process was refined in the 18th century with the introduction of Benjamin Huntsman 's crucible steel -making techniques, which added an additional three hours firing time and required additional large quantities of coke. Source: Internet