7314
However , the addition of these components , along with the thermal load associated with space-based applications , may prove problematic for typical thermally insulating 3D printed polymer structures .
 components, insulating, 3D printed
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:
 components, insulating, 3D printed