Ideal for: Blasting dust, lint, metallic oxide deposits, microscopic contaminants and other soils from surfaces. Use on computers, laboratory apparatus, magnetic tape heads, negatives, optics, photographic equipment, printers and other electrical, electronic and industrial equipment. Dust Buster aerosol dusting spray blasts dust, lint, metallic oxide deposits, microscopic contaminants and other soils from surfaces. Nonabrasive. Includes a polyethylene extension tube for spraying hard-to-reach places.