1209
Since the energy performance quantification and assessment of AM require less process information , it can be integrated earlier and easier into the eco-design for AM .
 performance, AM, process, be, AM
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:
 performance, AM, process, be, AM