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Powder delivery is a process that occurs thousands of times during the AM build process , consequently assessment of delivery quality would be advantageous in the process in order to provide feedback for process control .
 material: Powder; concept or principle: process; manufacturing process: AM; concept or principle: process; concept or principle: quality; material: be; concept or principle: process; process parameter: feedback; concept or principle: process control
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: Powder, process, AM, process, quality, be, process, feedback, process control 
Answer:
 material: Powder; concept or principle: process; manufacturing process: AM; concept or principle: process; concept or principle: quality; material: be; concept or principle: process; process parameter: feedback; concept or principle: process control