• Question: What type of metals do you use that bacteria need to grow?

    Asked by OR to Marikka on 20 Nov 2014.
    • Photo: Marikka Beecroft

      Marikka Beecroft answered on 20 Nov 2014:

      Iron, magnesium, calcium, nickel, manganese, zinc and cobalt are the ones that bacteria need to grow. There are others that I don’t look at them because they’re not really needed by bacteria and they can cope without them.