What is the proper procedure for safely using a Bunsen burner starter in a laboratory setting?

To safely use a Bunsen burner starter in a laboratory setting, follow these steps:

1. Ensure the gas valve is closed before connecting the burner to the gas source.
2. Light a match or use a striker to ignite the gas at the burner's base.
3. Adjust the air hole to control the flame size and color.
4. When finished, turn off the gas valve and allow the burner to cool before storing it.