Tears are a critical part of eye health. They moisten the eyes, protect them from debris and provide a release for emotions and pain.
Tears Drawing by Sherlyn Sendo - Fine Art America
A tear is made of 1% of water and 99% of feelings
ESSENTIALS for Dry Eyes — Ocular Surface Center Berlin
Facts About Tears - Tears Layers, Types and Functions - Biology Reader
Tear Duct (Nasolacrimal Duct) - All About Vision
Mercury reflecting light (x) so THAT'S what anime tears are made
Narborough Eyecare - In this weeks A-Z of Optical terms we are looking at tears. They are far more important and complex than you may think. Tears are vital for the health
emotional Archives - Dr. How's Science Wows
Keita Suzuki realizes a Chair made of Tears
How the Human Eye Works - Step by Step
Tears - Wikipedia
What Are Tears Made Of? – Writer's Treasure Chest
What are my natural tears made of? – EyeDropShop
Epiphora: Excessive Eye Watering