graffiti
graffiti is an art activity that uses the composition of colors lines shapes and volumes to write certain sentences on the wall. the tool used is usually spray paint cans pilox .with the skill and equipment that is still simple the concept of writing and walls became the safest media to express opinions secretly at the time.
graffiti itself is an art creations that are expressed by artists through the media of concrete walls or media of wooden walls and concrete that can be painted in the form of letters images that have a certain meaning as the outpouring of the heart that makes it in pour in the form of writing and pictures in such rupa that usually wear paint pilox as a liquid dye or also wear a bruss air compressor.

graffiti in modern times
graffiti on the israeli separation wall in israel palestine.
the existence of social classes that are too far apart causes difficulties for certain groups of society to express their artistic activities. as a result some individuals use means that are almost available throughout the city ie walls.
arts education that causes less objects that often appear in graffiti in the form of writings or passwords that are only understood certain groups. usually this work shows dissatisfaction with the social conditions they experience.
although graffiti is generally destructive and leads to high maintenance costs for urban cleanliness graffiti remains an artistic expression to be respected. there are many famous artists who started their career from graffiti activities.