Technician A says an A/C system using CO₂ [carbon dioxide] for a refrigerant will not contribute to global warming and is environmentally friendly. Technician B says CO₂ refrigerant does not need to be recovered and recycled. Who is correct? A)A only B)B only C)both A and B D)neither A nor B

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The Answer of Technician A says an A/C system using CO₂ [carbon dioxide] for a refrigerant will not contribute to global warming and is environmentally friendly. Technician B says CO₂ refrigerant does not need to be recovered and recycled. Who is correct? A)A only B)B only C)both A and B D)neither A nor B

Technician a Says an A/C System Using CO2 [Carbon Dioxide]

Technician a Says an A/C System Using CO₂ [Carbon Dioxide]