Assertion: space heater | /r/HasProperty | certified by the underwriter’s laboratories
Facets:
Source sentences:
text: Always make sure the space heater you select has been certified by a recognized testing laboratory, such as the Underwriter’s Laboratories (UL) or the Electrical Testing Laboratories (ETL).
text: Always make sure the space heater you select has been certified by a recognized testing laboratory, such as the Underwriter’s Laboratories (UL) or the Electrical Testing Laboratories (ETL).