pictures of flies in urinals
... that according to a Schiphol Airport official, installing pictures of flies in urinals reduced "spillage" by 80 per cent?
... that according to a <a href="./Amsterdam_Airport_Schiphol" id="mwBG4" rel="mw:WikiLink" title="Amsterdam Airport Schiphol">Schiphol Airport</a> official, installing <b id="mwBG8"><a href="./Urinal_target" id="mwBHA" rel="mw:WikiLink" title="Urinal target">pictures of flies in urinals</a></b> reduced "spillage" by 80 per cent?