Yes, saliva is a mixture.
The phlegm comes from your lungs. It may mix with saliva in your mouth.
Either saliva or phlegm. Yum!
It is a mixture of COMPOUNDS not a mixture of pure substances.
a mixture of sawdust and saliva
Saliva
you feel better. makes you cough up the phlegm mate
The likely word is spelled phlegm (loose saliva).
phlegm
Called a bolus, at least after having exited the stomach.
sweets and softdrinks so be careful of eating them, eat them 3 times a week so that you will not have phlegm According to Traditional Chinese Medicine, foods and drinks with a cold, sweet nature contribute to phlegm and mucous-- they do this by weakening the spleen and digestive process, which in turn allows an accumulation of fluids which congest in the form of phlegm.
It comes from a byproduct or mixture of lube, feces, semen, sweat, saliva etc.