Tissier, of Paris, has recently made some experiments in connection ... Tissier also operated ou gray pig iron containing six and a half per cent of silicon, and graphitic carbon.

[Sir Henry Bessemer]’s method for turning pig iron into steel was a great boon to industry because it made production faster and more cost-effective. More importantly, [Bessemer]’s process ...

The iron that is produced is called pig iron but this is brittle and must ... every day plastic goods that surround us. How is glass made? videoHow is glass made? Fran Scott visits a glass ...