What is the item description for 3902909010 of HScode Italy?
The description of the item 3902909010 of Italy HScode: Polymers of propylene or of other olefins, in primary forms (excl. polypropylene, polyisobutylene, propylene copolymers, and a A-B-A block copolymer of polystyrene, ethylene-butylene copolymer and polystyrene, containing by weight <= 35% of styrene and polybut-1-ene, a copolymer of but-1-ene with ethylene containing by weight <= 10% of ethylene, or a blend of polybut-1-ene with polyethylene and/or polypropylene containing by weight <= 10% of polyethylene and/or <= 25% of polypropylene, in blocks of irregular shape, lumps, powders, granules, flakes and similar bulk forms) : For cavity filling, for use in certain types of aircraft