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FM steels for nuclear reactor applications have historically been produced using traditional methods ( e.g. , casting and forging ) , but recently , additive manufacturing processes have become of interest for making FM-based components .
 material: steels; manufacturing process: casting; manufacturing process: forging; manufacturing process: additive manufacturing processes; machine or equipment: components
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
Answer:
 material: steels; manufacturing process: casting; manufacturing process: forging; manufacturing process: additive manufacturing processes; machine or equipment: components