Inch

(redirected from Inches of mercury)
Also found in: Dictionary, Thesaurus, Acronyms, Encyclopedia.

INCH. From the Latin uncia. A measure of length, containing one-twelfth part of a foot.

References in periodicals archive ?

Nothing says the adjustable altimeter must use inches of mercury. (However, installation of a replacement instrument needs the right paperwork.) The Pacer was type certificated under CAR 3 so there's no requirement for pitot heat and it has no published limitation against IFR flight.

Goin' retro

The numbers indicate that this barometer can measure between 29 and 31 inches of mercury. While you can read many barometers to within 2/100 (.02) inch of mercury, readings to 1/10 (.1) inch is normally good enough.

Computerized weatherman

* The ability to select units of pounds per square inch, bar, inches of water, feet of water, millibar, inches of mercury, meters of water and kilograms per square centimeter.

Programmable-output pressure sensors

Pulling a wide range, such as 25-28 inches of mercury, will be detrimental to achieving a reliable reading.

10 ways to improve melting: achieving perfection may be too much to ask from your aluminum melt department, but adhering to the quality procedures and tips listed here can help you close the gap

If you're cleaning liquid waste only--sludge for example--it requires a relatively small cfm number but high pressure as measured in inches of mercury, say 25 to 26 inches.

How to choose a sewer cleaner

The committee picked a standard calling for the devices to reduce the vacuum to less than 4.5 inches of mercury within three seconds.