Lighting a Bunsen Burner

1. get the equipment. 
2. wear safety glasses. 
3. put a heat mat in the middle of the bench.
4. connect the gas hose to the tap.
5. Turn the collar to close the air hole.
6. light a match/lighter and hold the flame over the nozzle.
7. Turn on the gas.
8. Turn the collar to open the air hole.
9. Close the air hole and turn of the gas.