Nitrogen is a liquid when it is cooled to a temperature between minus 346 degrees Fahrenheit and minus 320.44 degrees Fahrenheit. Liquid nitrogen resembles water when it boils, but when it is colder than minus 346 degree... More » Science Chemistry

Liquid nitrogen is available from many industrial suppliers as well as from online retailers. For example, Praxair in the United States sells compressed nitrogen gas and liquid nitrogen in various quantities. More » Science Chemistry Solutions & Mixtures

People often use liquid nitrogen as a freezing agent for preparing food, preserving medical samples and removing diseased tissue. Liquid nitrogen boils at minus 320.4 degrees Fahrenheit at atmospheric pressure. Manufactu... More » Science Chemistry
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