Oscar Soluble Cutting Fluid has been formulated to meet the requirements for the preparation of water soluble oils which will give stable milky emulsions in all types of water. It is using an additive which is a blend of emulsifying agents, wetting agents, and rust inhibitors, together with solvent refined mineral oils. It also contains biocides and fungicide additives to give the finished soluble oils and long service life, prevent emulsion breakdown and spoilage.