6754
A tensile test was conducted in vacuum at 650 °C and 2.10−4 s−1 , and the results indicated that damage processes were not affected by oxidation when the experiments were carried out in air .
 process characterization: tensile test; machanical property: damage; manufacturing process: oxidation
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: tensile test, damage, oxidation 
Answer:
 process characterization: tensile test; machanical property: damage; manufacturing process: oxidation