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We devised a novel method to embed sensors or integrated circuit ( IC ) chips into metal components by using a selective laser melting ( SLM ) process .
 machine or equipment: sensors; machine or equipment: integrated circuit; material: metal; machine or equipment: components; manufacturing process: selective laser melting; manufacturing process: SLM; concept or principle: process
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: sensors, integrated circuit, metal, components, selective laser melting, SLM, process 
Answer:
 machine or equipment: sensors; machine or equipment: integrated circuit; material: metal; machine or equipment: components; manufacturing process: selective laser melting; manufacturing process: SLM; concept or principle: process