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With the view of transferring WAAM to the industry and qualifying the manufacturing process for applications such as structural components , the quality of the produced parts needs to be assured .
 WAAM, industry, manufacturing process, as, components, quality, be
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:
 WAAM, industry, manufacturing process, as, components, quality, be