Yet in set 3206, they replaced two 'garbage cans' with a crate of green beer bottles, and put a sticker on the box to show the changed contents. See page 30 of Collector 3rd edition*. Perhaps they had to find a way to use up those bottles (3206 was a set of luggage with no klickies to get drunk).
*For newcomers to PM collecting, that's Playmobil Collector 1974-2009 3.Edition by Axel Hennel, a very useful reference book if you can get hold of one. Unfortunately it hasn't been updated, partly because Axel Hennel died a few years ago.