Final answer:
When working on a vehicle, technicians typically use various surface protectors to prevent damage or contamination. These include masking tape, plastic sheeting, and floor mats. Sunscreen is not used as a surface protector in this context.
Step-by-step explanation:
When a technician is working on a vehicle, surface protectors such as masking tape, plastic sheeting, and floor mats are commonly used to protect sensitive areas from damage or contamination. However, one surface protector that would not be used in this context is a sunscreen. Sunscreen is not designed to protect surfaces and is not relevant to the task of working on a vehicle.