Air quality guidelines for residential environments—where children, older adults, and individuals with compromised health may be exposed to contaminants—are not well established. At best, only limited reference data exist for
Lead exposure in the workplace is rarely limited to a single industry. It turns up wherever lead-containing materials are cut, heated, ground, or disturbed. Some of the most common sources
LCS Laboratory Inc. is pleased to announce the addition of X-Ray Fluorescence (XRF) spectroscopy to our analytical services for the detection of heavy metals in bulk materials and airborne particulate
Persistent sewage odours are one of the most frustrating issues in residential properties. They are intermittent, subjective, and difficult to document — which often leads to disputes between tenants, landlords,
In Canada, paint containing 0.5% lead or more is treated as lead‑based paint. This threshold is used by: Health Canada (lead hazard guidance) Ontario Ministry of the Environment, Conservation
Loose lead dust on historical objects is one of those conservation hazards that hides in plain sight. It doesn’t announce itself, it doesn’t discolor the surface, and it rarely
