Key Words

• Aseptic


  A sterile working technique which avoids contamination.
• Plating


  Growing a culture of bacteria on a sterile petri dish.
• Fermenter


  A machine which is used commercially to grow micro-organisms such as penicillin.
• Agar


  A nutrient jelly used to grow cultures.
• Inoculating loop


  A sterile loop used to transfer bacteria onto an agar plate.