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Discover LudwigThe phrase "a liquid nitrogen" is not correct in written English.
The correct form is "liquid nitrogen" without the article "a" since it refers to a substance in general rather than a countable noun.
Example: "The laboratory uses liquid nitrogen for various experiments."
Alternatives: "the liquid nitrogen" or "liquid nitrogen gas".
Exact(44)
Mine has a liquid nitrogen bar!
Millions of my stem cells, 6.85 million to be exact, are sitting in a liquid nitrogen freezer at the Mayo Clinic in Rochester, Minn.
At Mr. De Groot's farm on a recent afternoon, a worker removed a slender pink tube of sexed semen from a liquid nitrogen canister, where it was kept frozen.
Remember to save room for dessert and end your evening with a liquid nitrogen ice-cream soda featuring two popular locally made products, Whisper Creek Tennessee Sipping Cream and Goo Goo Clusters.
and a liquid nitrogen trap.
The Raman detector is equipped with a liquid nitrogen cooling system and a motorized stage.
Similar(16)
The chef wanted to use a liquid nitrogen-cooled granita of Fever-Tree tonic in one of his dishes.
The TEM grids were mounted in a liquid nitrogen-cooled sample holder.
FTIR spectra were collected on a Nicolet 6700 FTIR spectrometer with a liquid nitrogen-cooled MCT detector.
The PL spectra were recorded by a liquid nitrogen-cooled Ge photodetector with the standard lock-in technique.
Skeletal muscle was dissected, snap-frozen in liquid nitrogen, and pulverized in a liquid nitrogen-cooled mortar and pestle.
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CEO of Professional Science Editing for Scientists @ prosciediting.com