8935
X-ray interferometry provides a dark-field image , essentially a small-angle X-ray scattering image , of the voids and print defects in an additively manufactured polymer object .
 X-ray, interferometry, image, X-ray, image, voids, print, defects, additively manufactured
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:
 X-ray, interferometry, image, X-ray, image, voids, print, defects, additively manufactured