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Relatively to the thickness of the printed layers , extrusion techniques typically lead to high layer thicknesses due to the large diameter of the deposition nozzle .
 manufacturing process: extrusion techniques; material: lead; process parameter: layer thicknesses; concept or principle: diameter; concept or principle: deposition
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: 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:
 manufacturing process: extrusion techniques; material: lead; process parameter: layer thicknesses; concept or principle: diameter; concept or principle: deposition