ferromanganese
/ˌfɛroʊˈmæŋɡəniːz/
noun
- An alloy of iron and manganese used mainly in steelmaking to add strength and remove impurities.
- The steel plant ordered a shipment of ferromanganese for the next batch of rails.
- Adding ferromanganese to molten steel helps remove oxygen and sulfur.
- Ferromanganese is essential for producing high-strength construction beams.