1496
Each layer is created by spreading a thin powder layer with a roller and the powder is selectively linked by inkjet printing of a binder .
 process parameter: layer; material: powder; process parameter: layer; machine or equipment: roller; material: powder; manufacturing process: inkjet printing; material: binder
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:
 process parameter: layer; material: powder; process parameter: layer; machine or equipment: roller; material: powder; manufacturing process: inkjet printing; material: binder