Olfactory Art Keller is completely unique, a space entirely dedicated to scent. Each show focuses on smell in some way. It is a pretty compact gallery that sits between dumpling houses and fish markets in Chinatown. You can usually find the gallery’s owner Andreas Keller in the back surrounded by grass and his odor library, mixing something fascinating. Andreas is an academic who investigates different aspects of olfactory perception and has taught smell to philosophy. Dedicated to exploring smells himself, he works to provide a space to encourage artists to create…