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Metals are highly likely to have practical uses in biomimetic structural applications in military , aerospace and automotive industries due to the light-weight and strong parts that can be produced , and hence much effort has been aimed in this direction .
 material: Metals; application: biomimetic structural applications; application: military; application: aerospace; application: automotive industries; machanical property: light-weight; material: be
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; application: biomimetic structural applications; application: military; application: aerospace; application: automotive industries; machanical property: light-weight; material: be