1.   Acidic water will corrode the pipes.

2.   So the sewage goes Septic, giving off hydrogen sulphide which corrodes the pipes and makes a nasty smell.

3.   The investigators found that the underground pipes were badly corroded.

4.   Over time, the pipes become corroded and need to be replaced.

5.   But when officials tried to restore water on Independence Day, the underground pipes were so corroded that most people ended up without even a drop.

6.   If one pipe is corroded, the others will soon deteriorate, so it is best to replace the entire drain assembly.

7.   The vibration caused cracks that allowed the sodium to corrode pipes.

v. + pipe >>共 267
smoke 4.86%
use 3.24%
install 3.12%
wield 2.62%
light 2.49%
lay 2.49%
replace 2.24%
make 2.12%
fix 1.87%
have 1.75%
corrode 0.87%
corrode + n. >>共 58
pipe 7.95%
metal 6.82%
building 3.41%
relation 3.41%
relationship 3.41%
system 3.41%
part 2.27%
democracy 2.27%
iron 2.27%
faith 2.27%
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