Why does rain smell nice?

Why does rain smell nice?

Rain smells nice due to a compound called geosmin, released by soil-dwelling bacteria when rain hits the ground. The scent, often called "petrichor," mixes with plant oils and ozone, creating that fresh, earthy smell.

Why It Matters

This fact belongs to the general category and contributes to expanding general knowledge. Understanding such facts not only makes you smarter but also helps connect ideas across different fields.

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