* Soap or Detergent: These contain molecules that have a water-loving (hydrophilic) end and a grease-loving (hydrophobic) end. The hydrophobic end attaches to the grease, and the hydrophilic end attaches to the water, allowing the grease to be lifted away and washed away with the water. This is the most common and effective method.
* Hot Water: Hot water helps to melt and loosen grease, making it easier for soap or detergent to work.
* Agitation or Scrubbing: Physically scrubbing or agitating the greasy surface helps to dislodge the grease and allow the soap/detergent to access it more effectively.
* Enzymes: Some detergents, especially those used for laundry or dishwashing, contain enzymes that break down grease and other organic matter. These are particularly effective for tougher grease stains.
In summary, the most effective solution is typically a combination of hot water, soap or detergent, and agitation.