The aroma of books is an evocative blend of nostalgia and discovery. Older books often carry a rich, earthy scent, a combination of lignin in the paper breaking down, reminiscent of vanilla or almond. Newer books, in contrast, exude a crisp, clean fragrance, often mingled with hints of fresh ink and glue. This distinct smell, whether musty or fresh, has a unique power to transport readers to other worlds before the first page is even turned.

Infographic via Compound Interest