9086
Typical nozzles are made of brass and feature a decrease in diameter from an entry channel to a capillary with a conical section in between .
 nozzles, brass, feature, diameter, channel
Please list all entity words in the text that fit the category. Output format is "word1, 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:
 nozzles, brass, feature, diameter, channel