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Furthermore , the experimental mechanical examinations will illustrate the quality of the WAAM-made parts and compare their mechanical properties with their wrought counter-parts .
 concept or principle: experimental; concept or principle: quality; concept or principle: mechanical properties; concept or principle: wrought
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: experimental, quality, mechanical properties, wrought 
Answer:
 concept or principle: experimental; concept or principle: quality; concept or principle: mechanical properties; concept or principle: wrought