mural – n. a usually large painting that is done directly on the surface of a wall
outbreak - a sudden start or increase of disease
frequent – adj. happening often
graffiti – n. pictures or words painted or drawn on a wall, building or something else
hygiene – n. the things that you do to keep yourself and your surroundings clean in order to maintain good health
literacy – n. the ability to read and write
focus – v. to direct your attention or effort at something specific