1486
Experimentation uses a piston and 3D printer head adapted on a CNC machine to deposit a pulpwood based on wood flour to create a reconstituted wood product .
 application: piston; machine or equipment: 3D printer head; machine or equipment: CNC machine; material: pulpwood; material: wood flour; concept or principle: reconstituted wood product
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:
 application: piston; machine or equipment: 3D printer head; machine or equipment: CNC machine; material: pulpwood; material: wood flour; concept or principle: reconstituted wood product