The benefits of aromatherapy candles. 1. Point to the light and atmosphere. 2. Decorated in various places. As well. 3. Off odours. 4. As birthday candles. 5. Used in ceremonies. Such as. weddings, dinner parties. 6. Used in applications such as ordination gifts wedding. 7. Use it as a souvenir gift. 8. The mosquito ( the smell of citronella oil.)