Paraffin is used as a main household energy source for cooking, lighting and heating by
low-income communities in South Africa. It is highly inflammable and spillages from
paraffin can be considered as one of the major ...
The principal objective of this study was to extract
sunflower (Helianthus annuus) oil from seed with
supercritical carbon dioxide (sc-C02) as an alternative to
the cold-press method and subsequent 3-stage refining ...
The objective of the study was to extract lutein, an active component of marigold
flower (Tagetes erecta) by means of supercritical carbon dioxide (sc-C02).
Extractions on freeze-dried marigold petals were performed with ...
The extraction of oil from microalgae was investigated. The study focused on the
hydrothermal liquefaction of the microalgae Microcystis aeruginosa, Cyclotella
meneghinia and Nitzschia pusilla. M. aeruginosa was ...
The principal objective of this study was to extract olive oil from the fruit of Olea europaea by
means of supercritical carbon dioxide (sc-C02) as an alternative to traditional methods.
Extractions were performed on a ...
This research is about the factors that influence job satisfaction amongst female
teachers in primary schools. Three goals have been set:
1. To determine the nature of job satisfaction from the literature.
2. To determine ...
With the introduction of positive psychology it was argued that focussing on employee improvement no
longer rests with addressing weaknesses but rather by focusing on using the qualities and strengths of
employees, otherwise ...
The benefits of breastfeeding are well known. It has been shown that HIV is transmitted through breast milk. The HIV epidemic is threatening exclusive breastfeeding in South Africa. It is important that mothers make the ...
Demographic, biological and behavioural knowledge, together with information on the
ecological interactions and impact of a species is fundamental to effective management of most mammal species. In this study, these aspects ...
The purpose of this research project was to:
• determine factors causing stress in children in Black Secondary Schools in KwaZulu;
• highlight the effects of these stressful experiences on the psychosomatic-spiritual ...
Since the implementation of the prevention of mother–to–child transmission of HIV program in South Africa in 2001, infant deaths due to HIV and AIDS have still remained high. HIV–exposed infants need to be taken for ...
Nine critical factors were identified by means of a literature study, as being
imperative to the success of any third income stream initiative. These success
factors were identified as sound administration, a strategic ...
The goal of an analytical laboratory is to have a high sample throughput, quick
turnaround time and reduced operating costs.
In most of the cases, a sample preparation step is necessary to prepare the
sample for the ...
The unemployment rate has become a major concern for policy makers in South Africa and
therefore the National Plan for Higher Education states that higher education training providers
should produce more graduates to address ...