7766
When previously 3D printed filaments obstruct the deposition of this new material , it is deposited into the nearest neighbouring voxels according to a minimum distance criterion .
 3D printed, deposition, material, voxels
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:
 3D printed, deposition, material, voxels