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However , it is noted that many parts already in use could be repaired when damaged using AM techniques , most specifically using Directed Energy Deposition .
 material: be; manufacturing process: AM techniques; manufacturing process: Directed Energy Deposition
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:
 material: be; manufacturing process: AM techniques; manufacturing process: Directed Energy Deposition