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Additive manufacturing is a modern method of fabrication process which is used in producing a functional engineering metallic components one layer at a time from computer aided design model data .
 manufacturing process: Additive manufacturing; manufacturing process: fabrication; application: engineering; machine or equipment: components; process parameter: layer; enabling technology: computer aided design; concept or principle: data
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:
 manufacturing process: Additive manufacturing; manufacturing process: fabrication; application: engineering; machine or equipment: components; process parameter: layer; enabling technology: computer aided design; concept or principle: data