Trinity Candle Factory Premium Scented Mulberry - 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 Mulberry fragrance smells just like Juicy, ripe mulberries right off the vine. Really nice and strong! 100% Satisfaction Guarantee.