In the early 1990s, the cleaning manager at Amsterdam's Schiphol Airport was trying to find a solution to a common problem: urinal spillage. Urine spills were not only unsightly, but they also created a slippery and dangerous hazard for passengers. The cleaning manager, Aad Kieboom, tried a number of different solutions, including placing signs above the urinals and even … [Read more...] about Amsterdam Airport Introduced A Fly Target In Urinals To Reduce Spillage And It Actually Worked