The air conditioning system of your car is accumulated with bacteria that could damage both the air conditioner and your health. Due to the lack of maintenance, the air conditioner of your car is clogged by the mold and mildew. When you turned on the air conditioning system of your car, the growth of bacteria can cause the unpleasant odor in your car. If you unable to sense the presence of bacteria in your car's air conditioning system, then the given video help you to recognize easily and precisely.