How to Light a Bunsen Burner - PowerPoint PPT Presentation

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How to Light a Bunsen Burner

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2. Check that valve on bunsen burner is off. ... 3. Light burner immediately. If you don't light it right away turn off the burner and clear area of gas. Try again. ... – PowerPoint PPT presentation

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Title: How to Light a Bunsen Burner


1
How to Light a Bunsen Burner
2
5 THINGS TO DO TO YOURSELF BEFORE LIGHTING BURNER
1. TIE BACK LONG HAIR.
3
2. Roll up sleeves or remove loose
clothing   3. Put on goggles.   4. Put on a heat
resistant apron. 5. Remove flammable items
4
3 THINGS TO CHECK BEFORE LIGHTING BURNER
  • Check that gas is in off position (straight up is
    on)

5
2. Check that valve on bunsen burner is off.
(turned all the way left) RIGHT TO LIGHT OR LEFT
OUT!
6
3. Check that windows (air vents) are closed.
7
LIGHTING THE BUNSEN BURNER
1.Turn on main gas. If you hear gas, check the
valve on the bunsen burner. It may be open. (You
will need to turn off all gas and start again)
8
2.
Turn the valve on the bunsen burner
to the right about 3 half turns.
9
3. Light burner immediately. If you dont light
it right away turn off the burner and clear area
of gas. Try again.
10
  4. After burner is lit adjust valve on burner
so that flame is about 6 inches high.
11
5. Adjust the windows (air vents) by turning
them counterclockwise until you see an inner blue
triangle in the flame.
12
HEATING A TEST TUBE
When heating a test tube, hold end so it is at
the top of the Blue triangle. ALWAYS POINT TEST
TUBE AWAY FROM YOU!
13
TURNING OFF BURNER
    When finished, turn off the main gas valve.
Wait until the burner cools and then close the
valve on the bunsen burner AND CLOSE THE
WINDOWS.  
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