A Bunsen burner would usually be on a blue flame during an experiment. When the Bunsen burner is not being used, it should either be on the yellow safety flame so that others can see it ...

For the demonstration in the video below, [F-J] dangled a steel ball from a chain into a Bunsen burner flame and dunked it into 150 ml of room-temperature water. After a nice long toasting ...

We can learn from this near miss. Uncontrolled Bunsen burner use presents a significant fire hazard since they produce an open flame and burn at a high temperature. They should only be used in ...