• Question: how is liquid nitrogen formed

    Asked by anon-192247 to Simon, Jessica on 14 Nov 2018.
    • Photo: Jessica Leung

      Jessica Leung answered on 14 Nov 2018:

      In order to create liquid nitrogen, it needs to be much colder than room temperature to stay as a liquid – so you need to pressurize nitrogen with a compressor so much that it liquidizes itself. You are essentially removing heat from the air.

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