Since the student is heating a chemical, the saidnstudent should not the chemical should not ever be smelled or tasted. The Bunsen burner should not ever be left unattended when powered on and working. The srudent should make note of all of these safety precautions before proceeding with the expiriment. Once the expiriment is completed the student should record the results and then check with the instructor before moving on. Following these safety instructions will allow the student to have a fun time.