1691
Often structures with curves and rounded edges in any way resembling something in nature are referred to as or This is not incorrect but it must be kept in mind that no biological input is present , and as such is not truly biomimetic or bio-inspired .
 engineering feature: rounded edges; material: as; material: be; biomedical: biological input; material: as; concept or principle: biomimetic; concept or principle: bio-inspired
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:
 engineering feature: rounded edges; material: as; material: be; biomedical: biological input; material: as; concept or principle: biomimetic; concept or principle: bio-inspired