1846
Latticing will be discussed in the next section and holds many advantages but must be carefully implemented in a design , due to issues such as requirement for supports inside the lattice region , and struts which are potentially too thin .
 material: be; material: be; engineering feature: design; material: as; application: supports; concept or principle: lattice; machine or equipment: struts
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: be; material: be; engineering feature: design; material: as; application: supports; concept or principle: lattice; machine or equipment: struts