1453
When the deposition path is complex or the manufacturing process is changeable , insufficient fusion or spatter ejection is easily produced , creating gaps or voids in these influenced regions .
 process parameter: deposition path; manufacturing process: manufacturing process; material: insufficient fusion; process characterization: spatter; concept or principle: ejection; concept or principle: voids
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:
 process parameter: deposition path; manufacturing process: manufacturing process; material: insufficient fusion; process characterization: spatter; concept or principle: ejection; concept or principle: voids