The lighter-than-water sealant floats on top of the urine collected in the U-bend, preventing odors from being released into the air. Waterless urinals have become rather common in Germany since about 2009 and can be found at restaurants, cinemas, highway rest stops, train stations and so forth.

Users ignore them not through deliberate laziness or fear of infection, but because activating the flush is not habitual. With its clear and easy-to-read lettering that simply reads 'Mens' and a Mens toilet facility symbol, this sign is the perfect choice for any building. This issue is usually caused by a malfunction in the flushing mechanism and can be fixed by swapping out the existing flushing mechanism with a working replacement part. To make one, soldiers would affix an inverted disposable water bottle on one end of a rigid tube, burying the other end. This enables users in wheelchairs to straddle the lip of the urinal and urinate without having to "arc" the flow of urine upwards.The Equality Act provides that sex, age, disability and gender reassignment are protected characteristics. A urinal takes less space, is simpler, and consumes less water per flush (or even no water at all) than a flush toilet. Many therefore do not know how – or even that it is possible – for a female to aim her urine stream as would be required to use a stand-up urinal. Information and statements about products are not intended to be used to diagnose, treat, cure, or prevent any disease or health condition.

In February 2010, the headquarters of the California EPA removed waterless urinals that were installed in 2003 due to "hundreds of complaints", including odors and splashed urine on the floors. Financial Conduct Authority (FCA FRN 670199) and acts as a credit intermediary and not a lender, offering credit products provided exclusively by Klarna Bank AB UK branch (BR020956), a branch of Klarna AB (556737-0431) which is authorised and regulated by the Swedish Financial Services Authority. These considerations also include provision for older people, and for parents with very young children who need changing facilities.A constant drip-feed of water slowly fills the cistern until a tipping point is reached, when the valve opens (or a siphon begins to drain the cistern), and all the urinals in the group are flushed.