BUNSEN BURNER
Step to light a bunsen burner
  1. Put your Bunsen burner on a heatproof mat.
  2. Check the rubber tubing is properly connected to the gas tap.
  3. Ensure the air hole is closed before you proceed.
  4. Put on your safety glasses.
  5. light the match Open the gas tap.
  6. Hold the burning match just above the barrel.

SUMMARY
Once the Bunsen burner is lit, a flame will burn which will look like the image labeled “1”below, as you turn the collar it will gradually change to the image labeled “4” above. However you can adjust the flame to any of the below images, by simply turning the collar so that the air hole is either fully open, fully closed or adjusted anywhere in between.

By Levent and Stephen