A toilet flush valve controls the flow of water from the tank into the toilet bowl. It is made of a valve body, a flapper, and a chain. When you flush, the chain lifts the flapper and water flows from ...
It's been said that closing the toilet lid before flushing can prevent the spread of all germs, by keeping any flush-produced mist in the bowl. But a new study refutes that, showing that tiny viral ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results