According to a recent study, what is the most recognized smell in the world?

According to a recent study, what is the most recognized smell in the world?
There isn't a definitive "most recognized smell" since scent recognition can be influenced by cultural background. However, studies do offer some interesting insights. A Yale study identified 20 common aromas that people recognized easily, with coffee topping the list. This makes sense! Coffee's robust aroma is familiar around the world, and its association with mornings and alertness strengthens its memorability.