A Bunsen Burner.		
				
			
							laboratory
							apparatus
							fire
							experiment
							experimental
							function
							working
					
	 
	
	
	
	Comments
		
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			THANKS FOR THE 700^ VIEWS! 
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			sorry,i will improve it. but i think making a airhole is useless,because there is no air outside 
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			Do you know how a bunsen burner works? You might want to research that. 
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			no airholle no blue flame 
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			Good job, but please thicken the hull of the burner; gas can easily jump over small gaps. It's not like water or concrete.