Ρφπ 18532 had at some point been converted to a Chemical Weeding (ΧΗΜΙΚΗ ΕΚΧΟΡΤΩΣΗ) wagon receiving the 30 73 100 7 317-5 registration number.
Tim has already posted this photo. Thessaloniki old station in May 2000, the wagon appears to be part of a weed killing train.
According to Jason it wasn't a stand alone weeder but it's role was to serve the Thessaloniki based HD-20 Chemical Weeder. There are two of those French built wagons, 20 73 950 0 001 in Athens and 002 at Thessaloniki.
