Working With The Bunsen Burner
When working with the Bunsen Burner, everyone in the lab should be very cautious.
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Parts of a burner |
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Barrel |
used to direct flow of gas into flame; becomes very hot when used for a long period of time |
| Air Intake |
controls amount of oxygen (O2) that combusts; used to adjust color of flame |
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| Gas Intake |
controls amount of gas that flows into burner; used to adjust height of flame |
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| Base |
provides support for burner; remains cool during heating |
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Safety Procedures:
1) Have long hair pulled back and secured (e.g. ponytail).
2) Remove loose clothing such as long sleeves.
3) Make sure to work in a well ventilated area.
4) After using the burner, make sure that the gas is turned off.
5) NEVER LEAVE A BURNER UNATTENDED!!!!
This is a movie showing proper use of a burner. The file size is quite large and best optimized for broadband connections.
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A properly lit burner has an inner core flame that is very light in appearance and is surrounded by an outer core flame that is blue in color. This flame is the warmest. |