riolering angolul

sewerage▼(sewer system)
noun
[UK: ˈsjuːə.rɪdʒ] [US: ˈsuːə.rɪdʒ]

plumbing▼(pipes, etc, of a water/gas/sewage system in a building)
noun
[UK: ˈplʌm.ɪŋ] [US: ˈplʌm.ɪŋ]