Many of the commonly used food preservatives and microbial agents are synthetic compounds. In recent years, there has been an increased interest in avoiding or eliminating the use of synthetic compounds and in developing and promoting the use of natural materials for use as antimicrobial agents
Biofiltration is the filtration of contaminated water using organic material to capture and biologically degrade contaminants. A biofilter comprises inorganic or organic filtering media such as rock, slag, sand, glass beads, peat or wood chips on which a biofilm develops when wastewater flows over
S-Band Patch Antenna The S-Band patch antenna is designed to be mounted on the nadir-facing side of a 3U CubeSat. A wide beam width ensures satellite communication through a wide range of elevation angles. It is machined from solid aluminium. Left or right-hand circular polarization Simple
South Africa's manufacturing sector, particularly in automotive, aerospace, medical devices, and electronics, requires high-precision measurement tools. The proposed Coordinate Measuring Machine (CMM) addresses this need by offering enhanced accuracy and cost-effectiveness compared to traditional
Oceans hold the promise of immense resource wealth and great potential for boosting economic growth, employment, and innovation. South Africa is surrounded by vast oceans with immense potential as an untapped resource—the potential to contribute billions of rand to the GDP and offer employment to
The Vapour-Based Passive Multistage Solar Desalination System offers a sustainable and efficient solution for desalinating water using solar energy. The system is designed to operate off-grid, utilizing solar heat to drive the desalination process, making it ideal for remote areas where access to
The Adult Diaper consists of a reusable outer casing and a disposable, biodegradable inner lining that can be easily removed. There is a growing need for affordable, well-designed, and absorbent adult diapers for the elderly market. The cost for individuals or care homes is high, especially in terms
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A novel bioreactor system that uses membranes to create a compartmentalised system where two or more species can be co-cultured without mixing of species, while ensuring rapid exchange of metabolites and proteins between compartments and shared medium composition. The system operates continuously
Certain liquids, such as wine, are sensitive to contact with oxygen and may be degraded by oxidation, so winemakers usually take steps to limit or entirely prevent oxygen from contacting the wine. For example, inert gases may be used to displace oxygen. In reductive winemaking processes, oxygen is
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In the era of COVID‑19, Personal Protective Equipment (PPE), and its fundamental role in the protection of clinicians have come to the forefront as an essential medical technology. While commonplace in many situations as a standard of care, i.e., theatre, ICU, etc., its fundamental role in the
As a startup construction company in Limpopo, you may face the following challenges during the registration process: 1. Bureaucratic red tape: Complex regulatory requirements and lengthy processing times. 2. Compliance with industry regulations: Meeting construction industry standards, licenses, and
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The current patterns of production and consumption of conventional plastics are unsustainable. Conventional plastics are non-biodegradable, leading to visible pollution in soil, marine environments and the air when discarded, landfilled or burnt. Products that are practically non-recyclable, such as