Yes clear is good, it means you are healthy. If it is green/yellow that means you may have a bad cold or a sinus infection.
Clear nasal mucus or, "snot", is usually associated with allergies. If your nasal mucus is green or yellow you may have an infection and should see a doctor.
At 5-months, a nose bulb is still good to use to suck the mucus out of a baby's nose. It is important to keep your baby hydrated, whenever they are ill. So suck out the mucus and maintain a normal feeding schedule.
The clear liquid id called mucus. Mucus traps germs. When it drys it makes "boogers". Clear mucus is okay. It is just a way for your body to protect itself from infections in certain circumstances. But if the liquid is green, you are sick.
Mucus
Cilia clear mucus from your airways.
Clear Vaginal Mucus
No
Some mucus in the stool is normal. Conditions like irritable bowel syndrome and ulcerative colitis can cause more mucus in the stool.
Ejecting phlegm or mucus from the throat or lungs, by coughing.
to clear away mucus and dirt
NO
The Cowper's gland.