Taps almost ran dry in 2018, thanks to Cape Town’s drought namely, ‘Day Zero’. The risk of this occurring once again by the end of the century has risen by 80%, if greenhouse gas-emissions keep rising at current rates, according to research. The study also showed that the 2018 drought was made five-six times more …
A South African researcher made an achievement in the battle against the dangerous fall armyworm by utilizing a nematode animal types to kill it. It will anyway take a couple of years before the arranged natural control is commercially accessible. The advancement was made by Dr Tiarin Ferreira, technical manager at Nema Bio. So far …
To address the difficulty of water scarcity over the long term, an approach implementing a mixture of rainwater harvesting, conservation management, greywater reuse and also the reuse of treated effluent from both decentralised and centralised facilities. This was a study conducted by University of Stellenbosch Department of Industrial Engineering researcher Dr Wyhan Jooste and South …
Areas experiencing severe droughts, as a result of erratic rainfall, global warming is increasing competition for water around the globe, with water-related conflicts on the rise. According to the WRI, people live in countries experiencing “high” water stress is in excess of two billion. Conserving forests, wetlands and watersheds, including those around cities, can help …
Selectech is happy to announce that the Tintometer / Lovibond® colour product range has extended the colour range with the introduction of reflectance / gloss meters and Lighting / Colour matching cabinets. These reflectance meters / gloss meters allow for the quality control of opaque and translucent products i.e.: powders, liquids, gels, pastes, granules and …
Why use an Ultrasonic Cleaner? Some things are really difficult and time consuming to clean, such as machine parts with little nooks and crannies, delicate jewellery and murky laboratory glass cells. Ultrasonic cleaners use ultrasonic waves to agitate a fluid. The agitation creates bubbles and pressure that make the cleaning more effective. It finds it’s …
What circumstances can affect the pH levels and, in turn, the water quality in South Africa? Pictured: acid mine water from a coal mine in Mpumalanga. 4 Key Factors that affect pH in Water: 1. The concentration of carbon dioxide in the water Carbon dioxide (CO2) enters a water body from a variety of sources, …
Explaining the science of colour in the elevator Normally, when colleagues at the Tintometer® Group initially explain what the company does, the typical response is a fairly blank look. This makes the standard ‘elevator pitch’ somewhat challenging, unless you want to ride up and down a few times. Yet when you begin to explain the importance …
Dedicated biofilm detection and control should be enlisted and instilled as a fundamental and non-negotiable requirement for really effective QA programs, argues SA food safety consultant, Dr Robin Kirkpatrick. As if the large basket of challenges to optimal quality assurance were not already daunting, there is another key one to consider: the proverbial ‘elephant in …
What is the ideal pH level of water and when it it too alkaline or too acidic? This article explains what pH in water is and what effects the pH level will have on water quality. What options are there for measuring pH in water? The drinking water quality standards that are legislated by government …
The Felix Avocado Quality Meter has been upgraded to provide increased accuracy and reliability, so that avocado growers can more effectively estimate the ripeness of avocadoes through the electronic measurement of dry matter. Upgraded Technology: The technology behind the Avocado Quality Meter has been one of the biggest technology leaps in the scientific measurement of …
Measuring the salinity or the dissolved salt content of water is important as aquatic organisms, livestock, and crops thrive at different salinity levels. Freshwater has a salinity value of less than 0.5 ppt while seawater has an average salinity of 35 ppt. Introduction Salinity is the measure of the amount of dissolved salts in water. …
