1. A candle.
  2. A Glade air freshener
  3. Sugar explosion
    Suggested by @TJ
  4. Cremated pumpkin ashes
    Suggested by @TJ
  5. Chalk with a hint of a pumpkin flavoring
    Suggested by @TJ
  6. A regular latte made with milk that's been sitting out for too long.
    Suggested by @danpolis
  7. The cold linoleum floor of Staples during their back to school sale
    Suggested by @sebastian
  8. Elementary school bathroom soap
    Suggested by @evanp