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During the WAAM of the Al–Mg alloy , with an increase in the Mg loss rate , the lattice parameters decreased because the solid solubility decreased in the Al matrix during the WAAM .
 manufacturing process: WAAM; material: alloy; material: Mg; concept or principle: lattice; machanical property: solubility; material: Al; manufacturing process: WAAM
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: WAAM; material: alloy; material: Mg; concept or principle: lattice; machanical property: solubility; material: Al; manufacturing process: WAAM