I used sink plungers in toilets pretty much my whole life until i scrolled across a similar diagram one day and discovered the truth.
I used sink plungers in toilets pretty much my whole life until i scrolled across a similar diagram one day and discovered the truth.
i wondered the same thing!
i checked dictionaries and i think it does as far as the flange comparison is diagrammed to illustrate the technical differences in design.
what do you suggest?