812
Specialised post-deposition heat treatments , which address the unique microstructure of WAAM IN718 , are crucial to achieving optimal mechanical properties .
 manufacturing process: heat treatments; concept or principle: microstructure; manufacturing process: WAAM; material: IN718; concept or principle: mechanical properties
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: heat treatments, microstructure, WAAM, IN718, mechanical properties 
Answer:
 manufacturing process: heat treatments; concept or principle: microstructure; manufacturing process: WAAM; material: IN718; concept or principle: mechanical properties