Trinity Candle Factory Premium Scented Gingerbread Candle - Effusion Lamp Oil - 8 oz. Catalytic Lamp / Effusion Oil is for your Lampe Berger, Redolere, La Tee Da, or Stone Wick Lamps. Truly a great product. Trinity Candle Factory's catalytic lamp oil is great for any stone wick lamp assembly. This Gingerbread fragrance smell like warm, soft, cinnamon gingerbread cookies fresh out of the oven. Mouth watering Aroma. 100% Satisfaction Guarantee.