190
Some authors refer to these methods as indirect , contrarily to direct methods where the ceramic powder is sintered during the manufacturing procedure .
 material: as; material: ceramic powder; manufacturing process: sintered; manufacturing process: manufacturing
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:
 material: as; material: ceramic powder; manufacturing process: sintered; manufacturing process: manufacturing