Preview image for infographic on mucus, tears and saliva.
Click to view the full graphic on the C&EN site

Snot, tears, and spit might sound unpleasant, but all three are an important part of our immune systems. In the latest edition of Periodic Graphics in Chemical and Engineering News, we compare them and look at their components’ role in protecting us from infections. View the full graphic on the C&EN site.

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