A filter and keep mucus from leaking out the nose.
True Mucus helps moisten warm and filter the air as it enters the nose.
Because the hairs in your nose filter the air
The nose hairs help filter the air you breath.
The nose and nasal passages have hairs and mucous designed to filter the air.
You'd be inhaling all the stuff that the nose hairs filter out.
It works as a filter for particles in the air.
It works as a filter for particles in the air.
It is best to breathe in your nose and out your mouth, because the nose acts as a natural filter for the air.
The nose (nasal passages) help to filter the air. You also taste food with your nose. Try holding your nose while eating you won't be able to taste your food.
Nose hairs.
They filter germs and pollutants.