keep your brushes clean sign with artists paint brushes washing station

keep your brushes clean sign artists paint foreground pointing upwards used jammed full containers craft equipment school studio playgroup area sink washing guidance instructions dirty covered splatter list process upside down drying ironic irony commands demands guide directions key points art supplies how wash station tap faucet pots cloths cups beakers colourful colorful metal classroom room learning cleaning rinsing scrubbing utility towel dispenser soap college course kitchen