Laboratory Bunsen burners are used within laboratories to provide a safe heat source for many Science experiments and tests. Bunsen burners are used for a range of applications for heating, sterilizing and combusting in all kinds of laboratory settingsBunsen Burner is the most frequently used apparatus in the laboratory as a source of heat. Typically used inside the biological safety cabinets and laminar flow hoods for sterilizing inoculating loops, test tube lips and Petri dishes lids.