polybutylene

American  

[pol-ee-byoot-l-een] / ˌpɒl iˈbyut lˌin /

Also polybutene

noun

Chemistry.

1. any of several polymers of butylene, used chiefly in the manufacture of lubricants and synthetic rubber.

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Etymology

Origin of polybutylene

poly- + butylene

Example Sentences

Some types of plumbing, like lead and polybutylene, can make it difficult and expensive to find home insurance coverage.

From Seattle Times

Home buyers should especially look out for polybutylene pipes, which are no longer installed in homes because they leak and cause property damage.

From Washington Post

If the inspector finds polybutylene pipes, pay attention to the advice and plan on replacing them as soon as possible.

From Washington Post