The easiest way to clean a ceiling or wall is to use a wet rag or mop. Start at the top and work your way down, using a different cloth for each section. If the dirt or grease is really tough to remove, you can use a cleaning agent such as dish soap or bleach. Be sure to rinse the area thoroughly afterwards with clean water to remove any traces of the cleaning agent.

The easiest way to clean a ceiling wall is to use a damp cloth and some soap. First, wet the cloth with warm water and add some liquid soap. Next, wipe the ceiling and walls down in a circular motion. Finally, rinse the area with warm water and dry it off with a towel.