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The post-treatments investigated were hot isostatic pressing ( HIP ) and combined HIP + heat treatment ( HIP + HT ) carried out as a single cycle inside the HIP vessel .
 manufacturing process: hot isostatic pressing; manufacturing process: HIP; manufacturing process: HIP; manufacturing process: heat treatment; manufacturing process: HIP; material: as; manufacturing process: HIP
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: hot isostatic pressing, HIP, HIP, heat treatment, HIP, as, HIP 
Answer:
 manufacturing process: hot isostatic pressing; manufacturing process: HIP; manufacturing process: HIP; manufacturing process: heat treatment; manufacturing process: HIP; material: as; manufacturing process: HIP