Work safely with environmental hazards Get guidance and procedures for environmental hazards. Use the links below to access guidance and procedures for working safely with environmental hazards. Asbestos Identify asbestos, maintain registers and develop a management plan. Indoor air quality (including mould) Find out if your space is well-ventilated and see the latest indoor air quality updates. Noise and hearing Assess noise risks, protect hearing and book a test if you're at risk.