Topical Issues

October 20, 2010

Asbestos In Soils Around Soweto

The township of Soweto was built some 50 years ago using locally manufactured corrugated asbestos cement sheets for roofing. The presence of asbestos in the fabric of the buildings has caused some concern. A study conducted by the NIOH showed that there was no evidence of airborne asbestos fibres in the township due to asbestos cement roofs1. However it has been demonstrated that asbestos can be liberated from asbestos cement roofs during cleaning with a high pressure water jet2. The […]
October 20, 2010

The Legacy Of Asbestos

Asbestos was mined and used commercially in a variety of industries and products. The mining of asbestos in South Africa came to an end in 2002 and the current asbestos regulations prohibit the mining transport, use and manufacture of asbestos products. The occupations traditionally associated with exposure to asbestos may no longer exist or may involve the use of substitute materials. Asbestos, however, is an extremely durable mineral and remains in products and in the environment. Workers involved in the […]
October 20, 2010

Maintaining Acceptable Indoor Air Quality During Construction Or Renovation Projects

Construction and renovation projects can release contaminants such as dust, gases, organic vapours, odours and microbiological agents into the air. Often these projects are carried out while the buildings or nearby premises are occupied and it is important to maintain an acceptable indoor environmental quality to protect the health of these occupants. 1. Initial Planning Identify the key personnel responsible for construction and renovation-related activities and for airborne contaminant control. Develop a construction or renovation impact assessment that describes anticipated […]
September 23, 2010

Ethics In Occupational Health & Safety

On 18 August the NIOH hosted an Ethics in Occupational Health and Safety seminar at the Sunnyside Park hotel in Parktown Johannesburg, which focused on the enabling role of ethics in OHS in the quest for decent work and good service delivery. The seminar was opened by Dr Sophia Kisting, executive Director of NIOH, who is passionate about the enabling role of ethics in OHS. Speakers who delivered presentations included: Prof Leslie London (UCT) , Prof Rodney Ehrlich (UCT), Ms […]