This is a set of bunsen burners that are burning at different temperatures - perfect for science resources!
Format: Colour and Blackline
Note: watermark does not appear on actual clipart
* Bunsen burner with no flame
* Bunsen burner with air-hole closed flame
* Bunsen burner with air-hole slightly open flame
* Bunsen burner with air-hole half-way open flame
* Bunsen burner with air-hole fully open flame