What makes seashells so resilient? - Earth.com

What makes seashells so resilient?


Today’s Video of the Day is from the Reactions series by the American Chemical Society and explores the remarkable strength of seashells. Even though they are both made up of calcium carbonate (CaCO3), seashells can be thousands of times stronger than mineral chalk.

The video reveals how mollusks such as oysters and clams are master builders, strategically creating tough layers of crystals and proteins in a process so complex that it is not yet entirely understood by scientists.

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