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Manufacturing metal components usually require high temperatures incompatible with electronics but Ultrasonic Additive Manufacturing ( UAM ) can produce components with mechanical properties close to bulk , but with the integration of internal embedded electronics , sensors or optics .
 Manufacturing, components, temperatures, electronics, Ultrasonic Additive Manufacturing, UAM, components, mechanical properties, embedded electronics, sensors, optics
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:
 Manufacturing, components, temperatures, electronics, Ultrasonic Additive Manufacturing, UAM, components, mechanical properties, embedded electronics, sensors, optics