Oil in Water Emulsion Posted on 11th December 20157th April 2022 by ThePD (The Project Definition) Oil in Water Emulsion is the mixture of oil and water that is the oil droplets disperse throughout the water. Related Definitions in the Project: The Element and Substance Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window) Related Posted in Substance and tagged liquid, oil, substance, water. ThePD (The Project Definition) ThePD has been developing the Preferred Project Definitions based on the actual project execution and operation experiences and knowledge with the Project Language, and sharing with you daily basis.