7506
The insights of the physics of the printing process enable fabrication of intricate freeform prints as well as layer-by-layer designs .
 physics, printing process, fabrication, intricate freeform prints, as, as, designs
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:
 physics, printing process, fabrication, intricate freeform prints, as, as, designs