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- Health
- May 23, 2022
- 1 views
Why does hair turn gray?
Keratin, a colorless protein, is the main component of our hair. As a result, our hair is virtually white before it emerges from the skin. How is this even possible?…
- Science & Technology
- April 29, 2022
- 1 views
Airbags; how do they work?
You can probably predict what will happen. Even with a seat belt, the damage in a high-speed crash can be severe because the head moves in a precise pendulum motion.…
