Ni galon pipes rust, fɛɛrɛ dɔw bɛ yen walasa ka nɔgɔ bɔ. Fɛɛrɛ minnu bɛ kɛ ka nɔgɔ bɔ pibiliki galɔnw na, olu ye:
1. Aw bɛ nɛgɛ sanfɛla saniya ni furaji ye walasa ka fɛnɲɛnamafagalanw bɔ a kan.
2. O kɔfɛ, aw bɛ baarakɛminɛnw kɛ i n’a fɔ burusi nɛgɛw walasa ka nɔgɔ bɔ. Kɛrɛnkɛrɛnnenya la, aw bɛ burusi nɛgɛma kɛ ka nɔgɔ bɔ walima ka a kɔrɔta, ka sɔgɔli kɛ, a ɲɔgɔnnaw.
3. Ni aw bɛ asidi ko walasa ka galon pipew saniya, u kan nɔgɔ bɛna bɔ pewu.
