●●● ●●●● ●●●●● ●●●● 1)Hydrocarbon bases ●●●●● ●●●● Hydrocarbon bases are also termed oleaginous bases On application to the skin emollient effect occlusive dressings protect against the escape of moistureHydrocarbon bases are also termed oleaginous bases. On application to the skin 1) Hydrocarbon bases protect against the escape of moisture emollient effect occlusive dressings