The Science of Scent Can Oxidized Lavender Oil Trigger Contact-Allergy Reactions?
Patch testing in dermatitis patients found reactions to oxidized lavender oil that tests of its two main oxidized components did not always detect.
Root
The Science of Scent 
The Science of Scent How Are Concentrations Chosen for Fragrance-Allergy Patch Tests?
A dose-finding study selected test conditions for five fragrance materials. Zero positive results did not establish the absence of consumer sensitization risk.
The Science of Scent Can Apple Fragrance Change Heart Responses During Arithmetic?
In 25 young men, an apple fragrance reduced task-related cardiac changes compared with controls, without improving arithmetic performance.
The Science of Scent Can Familiar Odors Make Memories More Vivid Than Pictures?
A study of 170 students found a vividness advantage for VapoRub odor over its image, but not vinegar, without establishing greater memory accuracy.
The Science of Scent Can Mixing Strawberry and Caramel Aromas Create a Pineapple Note?
A study of two- and three-component odor mixtures shows how pineapple likeness depends on the molecules combined and the experience of the person smelling them.
The Science of Scent Do Cilantro and Stink Bugs Share an Odor Molecule?
Two studies identify (E)-2-decenal in stink bug emissions and coriander leaf essential oil, while revealing why essential oil is not the same as fresh-leaf aroma.
The Science of Scent Can Initial Brain Responses Hint at the Fragrances We Later Choose?
Brain patterns linked initial responses to later fabric softener choices in 25 women, with some information persisting after four months of use.
The Science of Scent Do Words for Fragrance-Evoked Feelings Travel Across Cultures?
Odor-emotion scales from Liverpool, Singapore, and Geneva revealed shared dimensions and local differences in the language of fragrance.
The Science of Scent Can Humans Follow a Scent Trail? The Role of Two Nostrils
A human scent-tracking study found benefits from practice and spatially separate nostrils, under controlled conditions with the nose near the ground.
The Science of Scent Vanilla for Comfort, Mint for Energy: Do These Associations Appear in Reaction Times?
Three odor-adapted IAT experiments found faster responses for expected relaxation and energy pairings, without testing actual calming effects.