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High-speed steel ( HSS ) , traditionally used in the hot rolling industry , suffers from the problem of wear and corrosion .
 material: steel; material: HSS; manufacturing process: hot rolling; concept or principle: wear; concept or principle: corrosion
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: steel; material: HSS; manufacturing process: hot rolling; concept or principle: wear; concept or principle: corrosion