so, one % refers to predicting the number of people that will be able to tell appart two fragrances given the overlap and the other one is the proportion of frangrances with a certain overlap that can be reliably discriminated. (the-scientist.com)
Propanediol (a known skin irritant, also known as 1,3 - propylene glycol — associated with irritation and allergic contact dermatitis as well as contact urticaria in humans, also used as a synthetic frangrance ingredient) (liveinthenow.com)
I've really enjoyed the look, lightweight feel, and pleasant frangrance of the Body Milk. (sassyteacherchic.com)