Assertion: lead piping | /r/HasProperty | replaced with non-toxic piping
Facets:
Source sentences:
text: Many building codes now require that lead piping in residential or institutional installations be replaced with non-toxic piping or that the tubes' interiors be treated with phosphoric acid.
text: Many building codes now require that lead piping in residential or institutional installations be replaced with non-toxic piping or that the tubes' interiors be treated with phosphoric acid.