Sensitized and unsensitized films but not exposed; chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins, unprocessed plastics; manures; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry; non-exposed radiographic films sensitive to visible, infrared and ultraviolet radiation; processing (developmen...