Hazards & safety management
Explore official hazard topics, emergency planning and practical safety programme resources.
Explore OSHA topics ↗LEARN. DISCUSS. APPLY.A practical reference
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60Focused safety topics
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Clear filtersOccupational HealthAir quality and local exhaust ventilationContaminant identification
Identify fumes, vapours and dust produced by the process.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationSource capture
Position suitable extraction to capture contamination near its source.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationUser training
Train users to recognise the extraction system's intended arrangement.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationAirflow indicators
Check specified indicators before relying on the system.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationBlocked inlets
Keep extraction openings clear of stored materials.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationHood position
Use the approved hood position for the task.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationDuct condition
Report damaged or disconnected extraction ducts.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationMaintenance
Keep planned inspection and maintenance up to date.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationExhaust location
Ensure discharged air is handled through the approved arrangement.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationRecirculation review
Have competent personnel assess whether air can be safely recirculated.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationNatural ventilation limits
Do not assume an open door adequately controls hazardous fumes.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationCross-draughts
Consider airflow that can pull contamination past a worker.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationProcess changes
Review ventilation when materials or production rates change.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationFilter handling
Use the approved method for changing contaminated filters.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationExposure assessment
Use competent exposure assessment where needed.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationFault response
Stop or modify work when required extraction fails.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationProtection programme
Use assessed additional respiratory protection where required.
Official further reading (opens in a new tab) ↗Occupational HealthAir quality and local exhaust ventilationBriefing question
How can the operator tell that extraction is working effectively?
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Use these notes to support learning. Apply your workplace's assessed safe system, competent supervision and the requirements that apply in your country. Practical tasks and emergency response require appropriate training and authorisation. Official reading links are resources for further study.
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Construction & worker health
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