Ozone

Ozone (the greek word for "smell") is a gas that was tracked down and identified due to its unique smell in a laboratory, later recognized as a form of oxygen. It has significant implications for chemistry and atmospheric sciences.
Christian Friedrich Schönbein Germany 1840
Ozone

Ozone (the greek word for "smell") is a gas that was tracked down and identified due to its unique smell in a laboratory, later recognized as a form of oxygen. It has significant implications for chemistry and atmospheric sciences.