Eucalyptus essential oil is a top note with a very strong aroma. It is described as fresh, crisp, camphoraceous, woody, and medicinal with a slight peppermint undertone.
Rubefacient essential oils increase blood flow when applied to the skin, producing redness and warmth in a localized area.
Ginger’s aroma ranges from warm, spicy, woody, and earthy to bright and mildly sweet. Essential oils made from fresh ginger tend to have a fresher, spicier fragrance, while oils made from dried ginger are usually earthier in aroma.
Marjoram has a spicy, herbal, slightly camphoraceous aroma.
Black pepper has a warm, spicy, peppery aroma, very much like sniffing your pepper grinder! However, the essential oil is more woody than the fragrance of freshly ground pepper, and may be a bit more earthy as well.
Rosemary essential oil has a slightly medicinal smell somewhat like camphor. Depending on the variety, it can be reminiscently herbaceous like pine trees, woody, or even minty.
Thyme has a powerful rich, warm, and slightly spicy herbal aroma.