Electrolube adz420d air duster zero 420ml electrolube adz420d p electrolube adz is a non flammable air duster designed for the safe removal of dust and airborne contamination from delicate or inaccessible areas of electrical and electronic equipment p p adz uses active carbon technology and is a highly effective alternative to hydrocarbon and hfc based air dusters adz is a completely eco friendly odourless and non flammable product that delivers a consistent blast of gas with variable c