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Stainless steels find extensive applications that include : chemical equipments , food processing equipments , cryogenic vessels , X-ray tube bases , heat exchangers , cutleries , jet-engine parts , automotive fasteners , valves , brewing equipments , and aircraft fittings .
 material: Stainless steels; machanical property: cryogenic vessels; machine or equipment: X-ray tube; machine or equipment: heat exchangers; application: automotive; machine or equipment: brewing equipments
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: Stainless steels; machanical property: cryogenic vessels; machine or equipment: X-ray tube; machine or equipment: heat exchangers; application: automotive; machine or equipment: brewing equipments