Refinery vacuum distillation units (VDUs) use ejector systems to establish and maintain distillation-column pressure for capturing valuable crude fractions and reducing vacuum residuum. Reliable ...

This second of three articles presenting selections from the 2015 American Fuel and Petrochemical Manufacturers Q&A and Technology Forum (Oct. 4-7, New Orleans) highlights discussion surrounding ...

Essential oils smell great, reduce stress, treat fungal infections, and help you sleep. They are concentrated extractions from plants. A process called distillation turns the “essence” of a plant into ...

Essential oils are concentrated extracts of various plants. Practitioners use them in natural and alternative health practices, such as aromatherapy and naturopathy. Many plants contain some ...

Geranium essential oil is derived by steam distillation of the leaves of Pelargonium graveolens, a plant species native to South Africa. According to folklore, it was used for a wide range of health ...