• Question: What is your favourite experiment that you've done?

    Asked by five129pen to Will, Lulu, Fahim, Chris, Candice on 20 Nov 2019. This question was also asked by knit129gas.
    • Photo: Chris Parmenter

      Chris Parmenter answered on 20 Nov 2019:

      At university I remember doing an experiment which showed how steel becomes brittle when very cold. To make the steel cold enough, we got to use liquid nitrogen which was exciting

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