When left intact, asbestos fibres do not pose a health risk to the human body

They are a potential risk when the materials become damaged to the extent where asbestos fibres become airborne and can be inhaled

Asbestos can release fibres when it crumbles. If powdered or friable forms of asbestos are distributed, they can be inhaled

Some asbestos fibres are long and curly and get stuck higher up in the lungs. In some cases, chrysotile fibres