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Step 1 Know your equipment Back to TutorialClick for movie

Back to Tutorial Step 1 Know your equipment Next Step

Step 2 Shut the air control. Back to TutorialClick for movie

Back to Tutorial Step 2 Shut the gas control and open the wall valve Next Step

Step 3 Shut the gas control and open the wall valve Back to TutorialClick for movie

Back to Tutorial Step 3 Shut the gas control and open the wall valve Next Step

Step 4 Carefully light the burner. Always use the striker at a 45 degree angle Back to TutorialClick for movie

Back to Tutorial Step 4 Carefully light the burner Next Step

Step 5 Control the flame by closing the wall valve until you have a 2 inch flame then begin opening the air valve Back to Tutorial Click for movie

Back to Tutorial Step 5 Controlling the flame Next Step

The hottest part of the flame is just above the central blue cone. (There is no combustion inside the central cone.) Back to Tutorial Step 6 Conclusion The initial flame is low on oxygen and not very hot. When the hole is closed and air is excluded from mixing with the jet of gas, a yellow, luminous flame is produced Click for movie

Back to Tutorial Step 6 Determining the hottest part of the flame Click me for some lab safety tips

Back to Tutorial Lab Safety Tip 1: Always tie long hair back, and do not light on fire. Tip 2: Always turn air valve clockwise to close.

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Back to Tutorial Tip 2 Back to lab safety