What does IN HG stand for?

Inches of Mercury

This definition appears very rarely and is found in the following Acronym Finder categories:

Science, medicine, engineering, etc.

Other Resources:

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Intelligence (office of, DOE) Intelligent Network Intelligent Networking Intelligent Notification (MiR3, Inc., San Diego, CA) Intermec (stock symbol) Internet Internist Intra Nasal Macedonian Airlines (IATA airline code) Peruvian Inti (national currency)		Inch pounds In Its Original Place Italian Network on Congestive Heart Failure (database) Indian National Plant Genetic Resources System (National Bureau of Plant Genetic Resources) In-Space Technology Experiments Program (NASA) Interactive Nano-Visualization in Science & Engineering Education Incoming Wide-Area Telephone Service Intelligent Network/Broadband Improved Night/Day Observation/Fire Control Device Inches Per Hour

Samples in periodicals archive:

This can introduce unadjusted testing errors of more than two inches of mercury in the actual vacuum level and vary measured specified gravities in the test samples by as much as 0.

Regulating reduced pressure testing for evaluating hydrogen levels

During validation of the heat-seal packaging, Ferris performed leak tests at different inches of mercury than those specified, FDA said.

Packaging validation trips Pace Tech, Ferris facilities

As applied to natural gas, the volume of gas which, when saturated with water vapor at 60 degrees F and at a pressure of 30 inches of mercury occupies one cubic foot of volume.

Greater Sooner Holdings, Inc. Enhances Fully Permitted Saltwater ...