3005
The effects on the surface and mechanical properties of stainless steel AISI316L dogbones created using either traditional manufacturing ( TM ) or laser powder bed fusion ( LPBF ) exposed to 0.75 M sulfuric acid solution over 2184 h were studied .
 concept or principle: surface; concept or principle: mechanical properties; material: stainless steel; manufacturing process: traditional manufacturing; manufacturing process: laser powder bed fusion; manufacturing process: LPBF; concept or principle: solution
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: surface, mechanical properties, stainless steel, traditional manufacturing, laser powder bed fusion, LPBF, solution 
Answer:
 concept or principle: surface; concept or principle: mechanical properties; material: stainless steel; manufacturing process: traditional manufacturing; manufacturing process: laser powder bed fusion; manufacturing process: LPBF; concept or principle: solution