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The use of feedstocks from metal injection molding ( MIM ) for the additive manufacturing ( AM ) of green parts , which are then debound and sintered in a process called shaping , debinding , and sintering ( SDS ) , is promising in terms of production costs of metallic parts .
 material: feedstocks; manufacturing process: metal injection molding; manufacturing process: additive manufacturing; manufacturing process: AM; machanical property: green parts; manufacturing process: sintered; concept or principle: process; manufacturing process: shaping; concept or principle: debinding; manufacturing process: sintering; concept or principle: production costs; machine or equipment: metallic parts
Given options, please tell me the categories of all the listed entity words.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} 
 Entities: feedstocks, metal injection molding, additive manufacturing, AM, green parts, sintered, process, shaping, debinding, sintering, production costs, metallic parts 
Answer:
 material: feedstocks; manufacturing process: metal injection molding; manufacturing process: additive manufacturing; manufacturing process: AM; machanical property: green parts; manufacturing process: sintered; concept or principle: process; manufacturing process: shaping; concept or principle: debinding; manufacturing process: sintering; concept or principle: production costs; machine or equipment: metallic parts