नाभि में रुई बनने की वजह खोजने वाले को Nobel Prize क्यों मिला था? Naval Fluff

Why do we get belly button lint? Also known as Navel fluff or Lint, people find it both mysterious and disgusting in equal measures.But they don't know what is the reason behind it. How and why it is formed. We have answered all these questions in this video. Watch to know about it.
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Produced By: The Lallantop
Edited By: Rahul