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UNIT 1: Introducing science. Topic :BUNSEN BURNER. Sub-topic : LABO GAS. . Proper technique of lighting a Labo gas. SAFETY FIRST!. 1. Always close the air hole before you light the burner/ labo gas. 2. When you are not heating anything, close the air hole
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UNIT 1: Introducing science Topic :BUNSEN BURNER. Sub-topic : LABO GAS.
SAFETY FIRST! 1. Always close the air hole before you light the burner/labo gas. 2. When you are not heating anything, close the air hole 3. Turn off the burner when an experiment is finished.