• Question: How do you measure stickiness with just a needle?

    Asked by anon-243845 to Filipe on 18 Mar 2020.
    • Photo: Filipe Richheimer

      Filipe Richheimer answered on 18 Mar 2020:

      The needle will stick to the surface of the material I want to look at. I can then measure the force I need to apply to my needle to ‘unstick’ it from the surface. This gives me an idea of the stickiness.

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