• Question: hey emma i dont know if you can answer this but can you use a substance to show a element that is airtight eg O,C

    Asked by whkevandcam to Anil, Blanka, Cees, Emma, Mike on 2 Jul 2012.
    • Photo: Emma Trantham

      Emma Trantham answered on 2 Jul 2012:

      I’m afraid I don’t think I understand exactly what you mean.

      Do you mean how can we tell if a containor is air tight?

      Or are you asking about the elements themselves and how they interact with air?

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