modname=ckeditor Features: 1.This model suits for bottled gas.All purpose propane and/or gas lab burner. 2.It can rotate 30 degree freely from left or right. 3.They both have their own controlg system, kindg tube and working tube work separately. 4. Distinguished controlg system ensures the gas light never leak gas during working, so it is very safe to use. 5. Used in the laboratory as high temperature heating tool. Before usage, it is essential to make sure all the switches are in the off state to avoid gas leakage. Specification: Item Type: Dental Bunsen Burner Material: Metal Color: Red/Blue Category: Gas lamp Package Included: 1 x Dental Bunsen Burner Using the Bunsen burner: 1. Open the windows of the laboratory to keep the air circulating. 2. Connect the Bunsen burner gas nozzle to the gas pipe and place it on the fireproof board. 3. Close the air regulator (air hole) at the foot of the lamp first and light a match and place it on the gas outlet. 4. Turn on the gas adjustment knob and set the lamp on fire, when the flame is orange. 5. Open the air regulator (air hole) to let fresh air in, the flame turns blue and the temperature becomes higher. 6. When finished, close the air hole and then turn off the gas control knob. 7. Pull the Bunsen burner out of the gas pipe. 861929334