In 1857, a perfumer named Septimus Piesse placed odors on a musical scale: camphor vibrated one octave above middle C. In 1919, Albert Heyninx proposed that the nose identifies an odor molecule by ...
Camphor has a strong, pungent odor and is used in various applications, including in medicine, cosmetics, and as an insect repellent. In its pure form, camphor is a white, crystalline substance ...