Is Dust in Your Eyes a Problem?

Your tears are actually made up of three liquids. You've got to have tears on the front of your eyelids because it is open to the environment and doesn't have hard dead skin. And then your eyes have to be kept wet. We really need an ophthalmologist or thoptist or optometrist to give us the right answer. What's the magic number? You can text 0439-757-555.