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Friday, September 24, 2021

Lighting bunsen burner

  1. get the equipment 

2.wear safety glasses 

3.put a heat mat in the middle of the bench

5.turn the collar to close the air hole 

6.light a match slash lighter and hold the flame over the nozzle 

7.turn on the gas 

8.turn the collar to open the ear hole

9.close the air hole to safety mode to turn it off  






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