1413
3.4 Other metals Other metals have also been investigated for potential fabrication using WAAM , such as magnesium alloy AZ31 for automotive applications , Fe/Al intermetallic compounds and Al/Ti compounds , as well as bimetallic steel/nickel and steel/bronze parts for the aeronautic industry .
 material: metals; material: metals; manufacturing process: fabrication; manufacturing process: WAAM; material: as; material: alloy; application: automotive; material: intermetallic compounds; material: Al/Ti; material: as; material: as; application: aeronautic industry
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: metals; material: metals; manufacturing process: fabrication; manufacturing process: WAAM; material: as; material: alloy; application: automotive; material: intermetallic compounds; material: Al/Ti; material: as; material: as; application: aeronautic industry