I am not sure, but you should go see a doctor. Especially if it is frequent or painfull. Sounds like it's not just slime from your throat and lungs...
semen should be a thick clear substance
varnish
Manatees have a thick bluish gray hide and a sparse amount of hair across their body.
It could possibly be a sinus infection. Your doctor could tell you for sure.
I think this is probably the aqueous humour, which is a thick watery substance behind the cornea but in front of the lens.
no they dont have scalesNo; whales are mammals, like people, actually, so they don't have scales. Hope I helped!
Clear and thick...clear is broth-like, thick would be like a chowder.
Maple syrup is a thick liquid that pours out slowly. Honey is another example of a thick substance that pours out in a slow stream. Tar is a thick black substance that also pours out slowly.
Cytoplasm
The prostate gland.
the mass of the substance divided by its volume. how thick a brain beez.
: )