The Art of Scent guides visitors through the historical arc made by 12 fine fragrances representing major aesthetic schools of olfactory art over the past 130 years. In the late 1800s, perfume-making underwent a revolution. Scents had always been made from natural substances—oils and essences as well as fixatives made from animal products such as ambergris (a waxy material from the intestine of a sperm whale) and castoreum (a secretion from the anal gland of beavers). But as commercial chemists got better at synthesizing molecules for all sorts of purposes, perfume-makers couldn’t help but notice that some of those molecules tickled the nostrils.
[Read more at The Scientist // November 29, 2012]