Answer:
To express a clean, invigorating, exciting environment.
Step-by-step explanation:
This question is often asked about Johanna Spyri's book: Heidi. If it is not the case, we can use it as an example, of common use that is given to this word in literature. In Heidi, it is used to imply that the mountain air was invigorating and exciting to Heidi. Since this word gives the sensation of a clean space is often used to indicate a positive environment, another common use is to imply that the place is new for the character.