Chemicals for use in industry; chemicals for use in science; solvents for varnishes; solvents for paints and lacquers, namely, amide solvents for industrial use; solvents for use in the manufacture of insecticides; detergents for use in manufacturing processes; chemical additives for lubricants; plasticizers; surface-active compounds for general use in the industrial arts, namely, as wetting, spreading, emulsifying, dispersing and penetrating agents; chemical preparations for use in the manuf...