1. Detects lead dust on floors, windowsills, and troughs for safety compliance.
2. Uses a pre-moistened wipe to collect dust from a measured surface.
3. Samples are labeled, sealed, and sent to certified labs for testing.
4. Results compared with EPA/HUD clearance limits (10, 100, 400 µg/ft²).
5. Applied in post-renovation, housing, schools, and child care inspections.