2299
This non-destructive , non-contact examination method can provide information of the interconnectivity of the porous structure , the standard deviation of the size of the pores and struts , the local thickness of the lattice structure in its size and spatial distribution .
 porous, standard deviation, pores, struts, lattice structure, spatial distribution
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:
 porous, standard deviation, pores, struts, lattice structure, spatial distribution