ferrosilicon
/ˌfɛroʊˈsɪlɪkən/
noun
- An alloy of iron and silicon used in steelmaking to add strength and improve magnetic properties.
- The factory uses ferrosilicon in the production of electrical transformers.
- Ferrosilicon is added to steel to make it stronger and more resistant to rust.
- Workers carefully measure ferrosilicon before mixing it into the furnace.