Browsing Health Sciences by Subject "Occupational exposure"
Now showing items 1-6 of 6
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Appraisal of medical and exposure data to estimate the occupational carcinogenic risk in coal mines : a pilot study
(North-West University (South Africa) , Potchefstroom Campus, 2016)Background: The coal mining environment presents the occupational hygienist with numerous challenges which need to be overcome on a daily basis. Workers employed in either underground or opencast coal mines run the risk ... -
Dermal exposure and skin barrier function of petrochemical workers exposed to polycyclic aromatic hydrocarbons
(North-West University, 2012)Aims and Objectives ? The aim of this study was the following: (1) to assess the dermal exposure of workers to PAH‘s during an entire eight hour work shift; (2) to assess the short term dermal exposure of workers to PAH‘s ... -
Exposure of Tanzanian gold mine refinery workers to hydrogen cyanide
(North-West University, 2008)Hydrogen cyanide gas (HCN{g)) is formed during the process of extracting gold from ore and may pose a risk to the health of the workers at the gold refinery (Mill/plant), especially the risk of detrimental effects on ... -
Exposure of poultry farm workers to ammonia, particulate matter and microorganisms in the Potchefstroom district, South Africa
(North-West University, 2005)Motivation: The investigation of agricultural respiratory hazards has lagged behind the investigation of hazards in mining and other heavy industries. Relatively few epidemiological data are available addressing pulmonary ... -
Particle emissions and respiratory exposure to hazardous chemical substances associated with additive manufacturing utilising poly methyl methacrylate
(North-West University (South-Africa), 2020)Background: There is limited but growing information available regarding the health hazards associated with additive manufacturing (AM). The study presented in this mini-dissertation is significant considering that no other ... -
Respiratory exposure during the additive manufacturing of sand casting moulds
(North-West University (South Africa) , Potchefstroom Campus, 2016)Background: During additive manufacturing (AM) of sand casting moulds, potential dust species of unknown particle size or mineral composition, and hazardous chemical substances (HCS’s) such as silica (crystalline), volatile ...
