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Powder bed fusion additive manufacturing ( AM ) technology , such as electron beam melting ( EBM ) and selective laser melting , has attracted tremendous academic and industrial interests because of its capacity to fabricate components with greater complexity compared with traditional processes , without significantly increasing the cost .
 manufacturing process: Powder bed fusion additive manufacturing; manufacturing process: AM; concept or principle: technology; material: as; machine or equipment: beam; manufacturing process: EBM; manufacturing process: selective laser melting; application: industrial; concept or principle: capacity; manufacturing process: fabricate; machine or equipment: components; concept or principle: complexity; concept or principle: processes
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: Powder bed fusion additive manufacturing, AM, technology, as, beam, EBM, selective laser melting, industrial, capacity, fabricate, components, complexity, processes 
Answer:
 manufacturing process: Powder bed fusion additive manufacturing; manufacturing process: AM; concept or principle: technology; material: as; machine or equipment: beam; manufacturing process: EBM; manufacturing process: selective laser melting; application: industrial; concept or principle: capacity; manufacturing process: fabricate; machine or equipment: components; concept or principle: complexity; concept or principle: processes