An official website of the United States government
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.
 Image Number K8131-1 |
A nuclear magnetic resonance spectrometer enables chemist Franklin Barton (right), Gary Gamble (center), and David Himmelsbach to graphically display a rice sample's water absorption and gelatinization data.
Photo by Keith Weller.
