We should rub our eyes to remove dust from it.
We should rub our eyes when an object is stuck in them.
When some dust partical about the size of a gravel enters our eyes, we rub our eyes and the partical goes away.
my question is where does this partical goes? It does not fall out but stays inside but where?
A person rubs a coat vigorously by using a brush to remove dust. How?
How our eyes can be able to throw the dust particles out from our eyes?