trap (plumbing)
Trap_(Plumbing) on Wikipedia. The same as a P-trap and S-bend. Variants of shapes exist but they all function as a water-based gas trap to prevent sewer gasses leaking into the home.
Trap_(Plumbing) on Wikipedia. The same as a P-trap and S-bend. Variants of shapes exist but they all function as a water-based gas trap to prevent sewer gasses leaking into the home.