Form the TOP LAYER OF A FRAGRANCE. are the SCENTS YOU DETECT FIRST after spraying a perfume. These play a role in setting first impressions and shaping a fragrance’s story EVAPORATE QUICKLY (first 5 to 15 mins only) MAIN PURPOSE IS TO GIVE OFF AN INITIAL SCENT consist of LIGHTER & SMALLER MOLECULES. Common examples are lemon, orange, and bergamot – citrus scents lavender and rose - floral Basil and anise - also commonly used