The first is liability, lawsuits from people allergic to the scents used. Also, many people react differently to the same odors. For example, what may smell like springtime roses to one person might smell like a funeral home to the next, which could provoke a negative response. Another problem is byproduct odors. The point is, scents can work both ways, and humans are very sensitive to odors.
Olfactory persuasion is a crapshoot at best.
Perhaps a better strategy would involve a lack of odor, or producing the fresh, clean smell. No lawsuits, and no one could have an aversion to a scent reminiscent of freshly laundered bed sheets. It can t hurt. Ozone , nature s deodorizer and sterilizer. Ozone or O 3 is an oxygen molecule with a loosely held third atom that has a strong tendency to break away and attach itself to other substances.