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Inconel 718 thin wall has been fabricated by pulsed plasma arc additive manufacturing ( PPAAM ) technology , which is more convenient and cost-saving in comparison with other high energy beam additive manufacturing technologies .
 material: Inconel 718; concept or principle: fabricated; manufacturing process: pulsed plasma arc additive manufacturing; concept or principle: technology; machine or equipment: beam; manufacturing process: additive manufacturing
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: Inconel 718; concept or principle: fabricated; manufacturing process: pulsed plasma arc additive manufacturing; concept or principle: technology; machine or equipment: beam; manufacturing process: additive manufacturing