What are Tears Made of?

The three types of tears are called basal, emotional, and reflex tears. Learn about the types of tears and what tears are made of!

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Tear Film: What Are Tears Made Of?

Nuvision - Did you know there are 3 kinds of tear? Basal

Types of tears and how they works

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Function of Tears, Retinal Tear, 3 Layers of Tear Film

Salt Made From Tears Now Available For Purchase

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Why do we cry? The science of tears, The Independent