Aldehydes; Cellulose esters for industrial purposes; Ethyl ether; Fatty acids for industrial purposes; Fire retardant chemicals; Industrial chemicals; Methyl ether; Polyurethane adhesives for industrial purposes; Surface active compounds for general use in the industrial arts, namely, as wetting, spreading, emulsifying, dispersing and penetrating agents; Unprocessed plastics; Unprocessed polyurethane resins