Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Interaction flow and board. Users move scents from left to right on the board, choosing from among unsniffed scents on the left (1), sniffing (2), placing scent on the platform reader (3), making a choice on the screen (4), and placing the sniffed scents to the right (5).
