Petrichor is the term coined by Australian scientists in 1964 to describe the unique, earthy smell associated with rain. It is caused by the water from the ...

"It is not toxic to humans in typical found ranges, but somehow we associate it with something negative," he added. Petrichor: The term: Coined by scientists ...

"It is not toxic to humans in typical found ranges, but somehow we associate it with something negative," he added. Petrichor: The term: Coined by scientists ...