Pesticide treatment for stored produce, enclosures, structures and works of art comprises applying a volatile sulfur compound (I) by nebulization. Pesticide treatment for stored produce, containers, structures and works of art comprises applying a volatile sulfur compound of formula R-S(=O) n-S x-R' (I) by nebulization: R : 1-4C alkyl or alkenyl; n : 0-2; x : 0-4; R' : H or 1-4C alkyl or alkenyl, but can only be H if n and x are zero. ACTIVITY : Insecticide; Fungicide; Antibacterial; Virucide; Nematocide; Arachnicide; Rodenticide; Insect repellent; Animal repellent. MECHANISM OF ACTION : None given.