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In this work we investigate the thermal evolution in thin walls of carbon fiber/acrylonitrile butadiene styrene ( CF/ABS ) composite materials fabricated via Big Area Additive Manufacturing ( BAAM ) .
 evolution, carbon, composite materials, Area, Additive Manufacturing
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:
 evolution, carbon, composite materials, Area, Additive Manufacturing