Yankee Candle is a popular brand of candles that come in a variety of scents. One of the most popular candles is the Yankee Candle Air Freshener Car Jar. This candle comes in a car jar and has an air freshener scent. To use this candle, first light it and let it burn for about 20 minutes. Once it has burned down, place the car jar in your car. The scent will fill the car and will last for up to 72 hours. ..