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In general , AM of in-situ LPBF sintered composite objects also is a form of biomimicry since biological tissues are composite materials with stiff reinforcing elements and binding medium .
 manufacturing process: AM; concept or principle: in-situ; manufacturing process: sintered; material: composite; concept or principle: biomimicry; material: biological tissues; material: composite materials; engineering feature: reinforcing elements
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:
 manufacturing process: AM; concept or principle: in-situ; manufacturing process: sintered; material: composite; concept or principle: biomimicry; material: biological tissues; material: composite materials; engineering feature: reinforcing elements