Even if trapped lead-contaminat- ed dust was repainted, exposure to lead in dust could still occur between the time the LHC work took place and the final repaint- ing was completed. Although the increase in dust lead loading on ceilings was also statistically significant, the change may not be practically significant because the postintervention lead loading is very low.
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A pilot study examining changes in dust lead loading on walls and ceilings after lead hazard control interventions.
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