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In this work , we demonstrate a room temperature process for incorporating conductive and magnetic materials into the same 3D printed device .
 process parameter: temperature; concept or principle: process; concept or principle: materials; manufacturing process: 3D printed
Given options, please tell me the categories of all the listed entity words.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} 
 Entities: temperature, process, materials, 3D printed 
Answer:
 process parameter: temperature; concept or principle: process; concept or principle: materials; manufacturing process: 3D printed