• Question: Do you know what the lotus leaf effect is?

    Asked by beastiessister to laurenceharwood on 12 Mar 2012.
    • Photo: Laurence Harwood

      Laurence Harwood answered on 12 Mar 2012:

      In its most general sense, this is where the surface of an object can clean itself by interacting with its environment. It comes from the observation that a lotus leaf loses any dust or dirt on its surface when rainwater falls on it – I guess because it is quite waxy.