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However , achieving the full potential of AM is hampered by many challenges , including the lack of predictive models that correlate processing parameters with the properties of the processed part .
 AM, predictive models, parameters, properties, processed
Please list all entity words in the text that fit the category. Output format is "word1, 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:
 AM, predictive models, parameters, properties, processed