Many farmers claim they can smell rain before it comes ... Teeth Petrichor is mainly caused by microbes in the soil called actinobacteria, which play an important role in the decomposition ...

Chiu Ka-yat, 13, Maryknoll Fathers’ School I love rainy days because I can smell petrichor – the earthy scent that is produced when rain falls on dry soil. Every time I smell it, I think of my ...

and water is odorless then why does rain smell? The truth is rain isn’t just ... In fact, the ancient Greeks called this scent “petrichor”. So next time you're sheltering from an unexpected ...

The source of the smell of rain was one of nature's best-kept secrets ... This explains the phenomenon called petrichor, which refers to the distinct scent following a light rain after a dry ...