Any mucus produced by a mucosae of the respiratory system. This includes the mucus produced in the nasal cavity (nasal mucus) and mucus produced in the respiratory tract (phlegm). [ http://orcid.org/0000-0002-6601-2165 http://en.wikipedia.org/wiki/Nasal_mucus#Respiratory_system ]
This is just here as a test because I lose it