52.100Level 552.10Warehousing and storage52.10001Operation on behalf of third parties of refrigerated storage or refrigerated storage facilities for all types of products, including agricultural products52.10002Expl. on behalf of others of non-refrigerated storage facilities (silos, warehouses, hangars, tanks, etc.) for miscellaneous goods, including agricultural products52.10003Operation on behalf of third parties of storage facilities for works of art or movable goods over 50 years old