Aseptic Techniques

• What are aseptic techniques?

  Methods to prevent contamination.
• Aseptic techniques include:

  • Sterilising equipment in an autoclave - uses high pressure and steam to kill microbes
  • Sterilising surfaces using alcohol solution to kill microbes
  • Gloves - to prevent contamination on skin
  • Working next to a Bunsen burner creates an upward draft of warm air - prevents contamination from air
  • Tweezers used are heated in a flame to ensure they’re sterile