Assertion: caulk | /r/MadeOf | pcb
Facets:
value: at levels
type: OTHER
value: potentially
type: DEGREE
Source sentences:
text: If caulk contains PCBs, the PCBs may be released into the air through off-gassing.
text: Caulk containing PCBs at levels > 50 ppm is not authorized for use under the PCB regulations and must be removed.
text: Caulk containing PCBs at levels < 50 ppm may remain in place.
text: Due to the unique nature of caulk potentially containing both asbestos and PCBs, it was decided to conduct a brief and informal study to investigate this concept more fully.
text: This study has shown that there is the potential for caulk to contain both asbestos and PCBs and in many cases above regulatory thresholds, therefore proper planning for sampling and testing for both asbestos and PCBs should be considered when performing building inspections and surveys.
text: The removal of the caulk containing PCBs should be as complete as possible with no visible residue remaining.
text: EPA has learned that caulk containing PCBs was used in many buildings, including schools, during building construction, renovation or repair from the 1950s through the late 1970s.
text: (Caulk containing PCBs at levels < 50 ppm may remain in place.)