Hazards
Contextual safety interlocks for the small set of conditions that should stop normal DIY investigation.
Carbon monoxide
Invisible combustion gas that can cause serious injury or death.
Electrical arcing or overheating
Abnormal current path can create extreme heat and ignition.
Fuel gas leak
Escaping combustible gas creates fire and explosion risk.
Lead paint dust
Disturbing older coatings can create toxic dust.
Potential asbestos disturbance
Some older materials can release hazardous fibers when cut or damaged.
Roof and ladder fall risk
Roof inspection and drainage work can involve serious fall hazards.
Sewage contamination
Wastewater can contain harmful microorganisms and contaminants.
Structural instability
Ongoing movement or damage may affect the safe load path.
Water near energized electrical equipment
Water and exposed electrical energy create shock and fire risk.
Confined-space access
Limited access spaces can contain atmosphere, electrical and physical hazards.