The study was carried out by , which surveyed 4,000 Brits.
1. Freshly baked bread
2. Clean sheets
3. Freshly mown grass
4. Fresh flowers
5. Freshly ground coffee
6. Fresh air after rain fall
7. Vanilla
8. Chocolate
9. Fish and chips
10. Bacon frying
11. Roast dinner
12. Babies
13. Lemon zest
14. Lavender
15. Petrol
16. Apple and blackberry crumble in the oven
17. A freshly lit match
18. Roses
19. Party poppers
20. Rubber tyres