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The parts produced through SLS exhibit higher Young 's modulus but lower elongation at break and ultimate tensile strength if compared to the ones obtained using MJF .
 SLS, elongation, ultimate tensile strength, MJF
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:
 SLS, elongation, ultimate tensile strength, MJF