8188
A non-axisymmetric electromagnet-type field source architecture was designed , modelled , constructed , installed to a fused filament commercial 3-D printer , and tested .
 source, architecture, designed, fused, filament, 3-D
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:
 source, architecture, designed, fused, filament, 3-D