Empty pencil sharpeners. Disinfect drinking fountains. Dust mop or sweep floors and spot wet mop floors. Dust sills and ledges. Spot clean walls.
High dust vents, lights, clocks, pipes and connecting and horizontal wall surfaces.
Dust mop and wet mop floors. Disinfect drinking fountains. Spot clean walls and remove graffiti. Thoroughly clean furniture. High dust vents, lights, pipes, venetian blinds and connecting and horizontal wall surfaces.