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A key advantage of low viscosity is the facility to mix or change ink constituents , which facilitates changing inks , and the properties of the resulting cured materials .
 machanical property: viscosity; material: ink; concept or principle: properties; manufacturing process: cured
Given options, please tell me the categories of all the listed entity words.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} 
 Entities: viscosity, ink, properties, cured 
Answer:
 machanical property: viscosity; material: ink; concept or principle: properties; manufacturing process: cured