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Using BJAM with infiltration of the metal phase can limit shrinkage and grain growth in ceramic-metal ( cermet ) composites compared to other additive manufacturing ( AM ) methods .
 concept or principle: infiltration; material: metal; concept or principle: limit; concept or principle: grain growth; material: ceramic-metal; material: cermet; material: composites; manufacturing process: additive manufacturing; manufacturing process: AM
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: infiltration, metal, limit, grain growth, ceramic-metal, cermet, composites, additive manufacturing, AM 
Answer:
 concept or principle: infiltration; material: metal; concept or principle: limit; concept or principle: grain growth; material: ceramic-metal; material: cermet; material: composites; manufacturing process: additive manufacturing; manufacturing process: AM