Why Is Snot Green? | Body Science for Kids
Why is snot green? Learn the body science behind boogers, germ-fighting defender cells, and mucus colors in this educational homeschool STEM episode.
Deep inside your nasal passages, a covert security team works around the clock to protect your lungs. When dust, pollen, or sneaky cold germs sneak past your nostril hairs, your body deploys its sticky mucus net to trap the invaders. But what happens when an actual virus tries to start trouble? That is when the alarm sounds and a fleet of white blood cells known as neutrophils march onto the frontline.
As these tiny immune defenders neutralize…
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