Patio Citronella Torches, Citronella Lanterns, Citronella Oil Lamps. Patio torches and oil lanterns are an effortless and stunning way to embellish your backyard for evening gatherings. With the added benefit of keeping your guests safe, citronella torches can provide light to dark areas that may be hazardous. Paraffin oil is the most widely used fuel for these types of lamps, but citronella oil is preferred in areas where insects are a concern. Citronella torches and oil lamps not only provide light, but they can also repel a variety of bugs, making your outdoor space more enjoyable. It is important to keep torches and oil lanterns away from flammable materials and never light them indoors. By following these precautions, you can enjoy the ambiance and functionality of these decorative outdoor lighting options without any safety concerns.