Yes, dishwashing liquid is specifically designed to break up and remove grease and oil from dishes and other surfaces. It contains surfactants, which are molecules that have both hydrophilic (water-attracting) and hydrophobic (grease/oil-attracting) parts. When you apply dishwashing liquid to greasy dishes, the hydrophobic part of the surfactants attaches to the grease and oil molecules, while the hydrophilic part interacts with water.
This action helps to break up the grease into smaller droplets, allowing it to mix with water and be washed away more effectively. As a result, the grease and oil are emulsified and lifted off the surface, making it easier to rinse them away with water.
Using dishwashing liquid is an effective way to remove grease from dishes, pots, pans, and other kitchen items. However, for very tough or baked-on grease, you may need to let the dish soak in soapy water or use a little extra elbow grease during the washing process.