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Ti–6Al–4V parts made using additive manufacturing processes such as selective laser melting ( SLM ) and electron beam melting ( EBM ) are subject to the inclusion of defects .
 additive manufacturing processes, as, laser, SLM, electron beam melting, EBM, inclusion, defects
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:
 additive manufacturing processes, as, laser, SLM, electron beam melting, EBM, inclusion, defects