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The use of lattices , contrary to the common misconception , is therefore not a lightweighting approach from a pure stiffness standpoint , which needs to be considered in the design process .
 concept or principle: lattices; machanical property: lightweighting; machanical property: stiffness; material: be; concept or principle: design process
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:
 concept or principle: lattices; machanical property: lightweighting; machanical property: stiffness; material: be; concept or principle: design process