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en.wikipedia.org/wiki/Liquid_nitrogen

Liquid nitrogen is nitrogen in a liquid state at an extremely low temperature. It is a colorless .... Because of its extremely low temperature, careless handling of liquid nitrogen and any objects cooled by it may result in cold burns. In that case ...

education.jlab.org/qa/liquidnitrogen_01.html

Below 63 K, nitrogen freezes and becomes a solid. Above 77.2 K, nitrogen boils and becomes a gas. Since it is obtained from the atmosphere, liquid nitrogen is ...

www.thoughtco.com/temperature-of-liquid-nitrogen-608592

Aug 31, 2017 ... Liquid nitrogen is very cold! Here is a look at the temperature range of liquid nitrogen, as well as facts about its appearance and properties.

www.popsci.com/science/article/2013-06/why-having-liquid-nitrogen-pool-party-bad-idea

Jun 20, 2013 ... So you probably know it's not a good idea to swim in a pool with liquid nitrogen. You might not know exactly why—we'll discuss this further ...

wonderopolis.org/wonder/how-cold-is-liquid-nitrogen

At what temperature does liquid nitrogen boil? ... day, there's nothing quite like taking a break to quench your thirst with a tall glass of ice-cold refreshment.

van.physics.illinois.edu/qa/listing.php?id=1502

Well, an alternative way to phrase that question is: why does nitrogen have to be cold to become liquid? A related question is: why does nitrogen become liquid ...

liquidnitrogentank.com/how_cold_is_liquid_nitrogen.php

Liquid nitrogen stored in unpressurized conatainers like the tanks sold here is slowly boiling away, so the temperature is -196°C or -320.44°F. So how cold is ...

askdruniverse.wsu.edu/2015/12/26/why-is-liquid-nitrogen-so-cold

Dec 26, 2015 ... He showed me a thermos full of colorless, liquid nitrogen. ... Liquid nitrogen is so cold because of the way molecules change as a gas turns to ...

www.brainstuffshow.com/blogs/how-do-they-make-liquid-nitrogen.htm

Jul 27, 2009 ... You Asked: I loved the post on jumping in a pool of liquid nitrogen. ... the gas coming out of the orifice is so cold that it turns to liquid nitrogen, ...