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Late life cycle stages of postprocessing , inspection and certification have a significant impact on production cost and general applicability of AM , but these stages are underrepresented in current DfAM approaches .
 concept or principle: life cycle; concept or principle: postprocessing; process characterization: inspection; concept or principle: impact; concept or principle: production cost; manufacturing process: AM
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:
 concept or principle: life cycle; concept or principle: postprocessing; process characterization: inspection; concept or principle: impact; concept or principle: production cost; manufacturing process: AM