1166
There are two primary modes of droplet transfer during the deposition process : free droplet transfer and bridging transfer .
 concept or principle: droplet; manufacturing process: deposition process; concept or principle: droplet; concept or principle: bridging
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:
 concept or principle: droplet; manufacturing process: deposition process; concept or principle: droplet; concept or principle: bridging