Trinity Candle Factory - Stress Relief - Effusion Lamp Oil - 8 oz Relieve the stress with this Unique lavender, Eucalyptus blend. 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