Author:John, J; Oosthuizen, R; Webb, E; Voyi, K; Ijsselmuiden, CDate:Mar 2004The authors characterized the exposure of 5-year-old pre-school children, in two areas of Pretoria, to lead in air and surface soil. The study was conducted at 30 pre-schools in Soshanguve and 24 in Pretoria East during July 2001. Exposure ...Read more
Author:Van Deventer, ADate:Nov 2008Skills shortages exist in the areas of science and technology, not only in South Africa but globally. Endeavours to address the subsequent need for more people to pursue careers in these disciplines are widespread. We need to ensure that we ...Read more