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In recent years , the fabrication of aluminum alloy parts via laser powder bed fusion has been extensively considered in the biomedical , aerospace , and other industrial sectors , as it provides advantages such as the ability to manufacture complex shapes with high performance associated with lightweight design .
 fabrication, aluminum alloy, laser powder bed fusion, biomedical, aerospace, industrial sectors, as, as, manufacture, complex shapes, performance, lightweight, design
Please list all entity words in the text that fit the category. Output format is "word1, 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:
 fabrication, aluminum alloy, laser powder bed fusion, biomedical, aerospace, industrial sectors, as, as, manufacture, complex shapes, performance, lightweight, design