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News and Updates

Displaying 1 - 25 of 39

Exactly how loud is that jackhammer?

When a jackhammer starts pounding outside your window at 7 o’clock on a Monday morning, you might find it annoying. For the worker who is running that

A Faster Way to Calibrate Piston Gauges

For industry and government labs to ensure their pressure-measurement machines are working correctly, they need a reliable source of pressure. Often, that

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

SF6 Shows Promise as Mercury Substitute

Elemental mercury – which is being phased out of commercial thermometers worldwide due to safety concerns – may also be replaced as a temperature reference

New Portable Vacuum Standard

A novel Portable Vacuum Standard (PVS) has been added to the roster of NIST's Standard Reference Instruments (SRI). It is now available for purchase as part of