Trinity Candle Factory - Leather - Effusion Lamp Oil - 8 oz Wow! The smell of this Leather Lamp Oilis amazing. Nothing else comes close to this one. Catalytic / Effusion Oil is for your Lampe Berger, Redolere, La Tee Da, or Stone Wick Lamps. Truly a great product. This perfectly scented Catalytic / Effusion Lamp Oil will absolutely scent any room with your favorite aroma. Made IN USA 100% Satisfaction Guarantee