Trinity Candle Factory Premium Scented Creamy Vanilla - 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 Creamy Vanilla candle smells like a nice warm, creamy, buttery vanilla! If you are a Vanilla lover this one is for you. One of our very best sellers and great for the holidays. 100% Satisfaction Guarantee.