Group items tagged

is a sweet, pungent zing in your nostrils

fresh aroma of ozone

Petrichor

occurs when airborne molecules from decomposing plant or animal matter become attached to mineral or clay surfaces

when the rains came, the redolent combination of fatty acids, alcohols and hydrocarbons is released

Petrichor potpourri

Falling water disturbs and displaces odoriferous molecules on surfaces, particularly on dry ones, and carry them into the

happen to be near vegetation, these molecules may come from plants and trees

rise up from concrete and asphalt

Damp earth

After a storm has moved through

aroma of geosmin, a metabolic by-product of bacteria or blue-green algae

Microbiologist Keith Chater at the John Innes Center in England has proposed that geosmin's fragrance may be a beacon, helping camels find their way to desert oases