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AM is a layer-wise build-up process with high cooling rates that lead to significant internal thermal stresses in the structure .
 manufacturing process: AM; concept or principle: process; process parameter: cooling rates; material: lead; machanical property: thermal stresses; concept or principle: structure
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:
 manufacturing process: AM; concept or principle: process; process parameter: cooling rates; material: lead; machanical property: thermal stresses; concept or principle: structure