Assertion: insulation | /r/HasProperty | treated with borate
Facets:
value: as a fire retardant
type: PURPOSE
value: in historic structures
type: LOCATION
Source sentences:
text: The National Park Service advises using insulation treated with borates in historic structures because it won't corrode piping.
text: The National Park Service (NPS) recommends using loose-fill cellulose (recycled newspaper) insulation that has been treated only with borates as a fire retardant, rather than insulation treated with ammonium or aluminum sulfate.