Skip to main content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

News and Updates

Displaying 1 - 12 of 12

Better Flowmeters with the Big Blue Ball

Last year, upwards of 25 trillion cubic feet of natural gas were delivered to customers in the United States, and when it changed hands, nearly every cubic foot

Measuring Smokestack Emissions Accurately

Society is increasingly concerned about exactly how much carbon dioxide and other pollutants are coming out of smokestacks. But current measurements are clouded

Weighing Gas with Sound and Microwaves

Scientists at the National Institute of Standards and Technology (NIST) have developed a novel method to rapidly and accurately calibrate gas flow meters, such