Question: Discuss what precautions a technician should take when working with or around HVAC systems. What types of hazards might a technician encounter with HVAC systems? Give an example of each type of hazard and discuss appropriate personal protective equipment (PPE) that should be worn on the job to address each type of hazard. Lastly, discuss a safety practice (or use of technology) that may have been added at your job because of a suggestion or contribution you made. Be sure to give information that prompted you to suggest this idea. Need Assignment Help?