If you’ve never heard of polybutylene piping, chances are you’ve never needed a major plumbing renovation in your house. Polybutylene is often called “poly,” “Poly B,” or “PB.” These days, it no ...

A report from a coalition of U.S. environmental advocacy groups has warned of the health risks of PVC plastic and urged public officials against using the material in community drinking water pipes.

Across the country, states and cities are replacing lead pipes to address concerns over lead-contaminated drinking water, an urgent health threat. But environmental advocates are concerned that a ...