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While most of the discussion and examples are using laser powder bed fusion , other AM technologies are equally applicable and the design and challenges vary slightly with each technology .
 manufacturing process: laser powder bed fusion; manufacturing process: AM technologies; engineering feature: design; concept or principle: technology
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:
 manufacturing process: laser powder bed fusion; manufacturing process: AM technologies; engineering feature: design; concept or principle: technology