Technician A says shop ventilation is not needed when working on new vehicles because new-vehicle emissions are low.Technician B says the shop's ventilation system should be connected to the exhaust pipe if the engine is running.Who is correct?

Question

Quizplus · Accepted Answer

Technician B is correct because regardless of the vehicle's age or emissions level, running engines produce harmful exhaust gases that must be properly vented to ensure a safe working environment. Connecting the shop's ventilation system to the exhaust pipe when the engine is running is a common practice to manage these emissions.

Technician A Says Shop Ventilation Is Not Needed When Working