with some kind of an acid based solvent
you talk to the man in front of Hades palace he will tell you he will give you a drachma for cleaning the graffiti then it will show the graffiti just wipe the mouse over the graffiti
To clean the graffiti in Mythology Island on Poptropica, you need to first buy a reed pipe from the market and use it to play a specific tune near the graffiti. This will summon Pan, who will help you clean the graffiti with his music.
To effectively clean graffiti from surfaces, use a graffiti remover or solvent specifically designed for the type of surface. Apply the remover according to the instructions, scrub the graffiti with a brush or rag, and rinse the area thoroughly with water. Repeat the process if necessary.
big bucks
You go to the guy in front of Hades entrance. He sais he will pay you one coin to clean the graffiti. Click the graffiti. It seems to enlarge it, but you click and hold the mouse button and "clean" the graffiti by going over it.
You clean off the graffiti on Hades Realm
Clean the graffiti on his house.
Sorry to say this, but you can't. You can only clean Hades'.
Well, the answer is, you click the peasant boy near Hades' temple and he will ask you to help him and you will get one drachma if you do. You simply click on one patch of graffiti and while clicking, start scrubbing the graffiti with your mouse. However, the graffiti at Poseidon's temple cannot be washed. Hope it helps!!!! -Chicklet1234
You need to clean the graffiti off Hades' alter.
Googling "graffiti arrests" returns nearly half a million hits. "Felony graffiti" (graffiti that costs more than $500 to clean up) returns nearly 200,000 hits. It is definitely illegal; the charge is vandalism.
To clean the graffiti from the Temple of Hades on Mythology Island, you need to solve the puzzle in the temple first. Once you have solved the puzzle, the graffiti will be cleaned automatically as part of the quest progression.