Cutting oil removal is a critical process in metalworking industries. This procedure involves the extraction of cutting oils used during machining operations. Effective removal of cutting oils is essential for maintaining tool performance, preventing environmental contamination, and ensuring workplace safety. There are various methods for cutting oil removal, including skimming, centrifugation, and coalescing. Skimming involves using a skimmer to separate and remove oils from the surface of a fluid. Centrifugation utilizes centrifugal force to separate cutting oils from metalworking fluids. Coalescing relies on special equipment to merge small oil droplets into larger ones for easier removal. Implementing proper cutting oil removal techniques not only enhances machining efficiency but also contributes to sustainable manufacturing practices. By choosing the most suitable removal method based on the type of cutting oil and application requirements, industries can achieve optimal performance and environmental compliance.