During June 2019, the Western Cape Government Environmental Affairs and the Bavarian State Ministry of the Environment and Consumer Protection hosted a technical workshop in Stellenbosch on ‘Green Cooling Solutions’. By Andrew Perks. 

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By Russell Hattingh, engineering manager at Johnson Controls Systems and Service, South Africa.
What would you choose for your HVAC&R applications: reciprocating or screw compressors?
The age-old debate continues.

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The unexpected observation of ice at low temperature and high pressure through an experiment designed to create a super-cold state of water, scientists used neutron scattering to discover a pathway to the unexpected formation of dense, crystalline phases of ice thought to exist beyond Earth’s limits. 

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Non-registered practitioners are not permitted to issue a CoC. Any such person issuing a certificate would be doing so illegally in terms of the OHS Act and Pressure Equipment Regulations.

By Barney Richardson, director of SARACCA 

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According to Cooling Post, researchers are using refrigeration to help fight the parasitic varroa mite, a suspected cause of bee colony collapse. By placing colonies in refrigerators, the queen stops laying new eggs, which stops the production of brood. 

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The inaugural World Refrigeration Day (WRD) on 26 June will soon be upon us. Here we reflect upon the journey to reach this stage, why it is important to us as an industry, and what to expect.  

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By Ilana Koegelenberg
When it comes to the processing and packaging link in the cold chain, refrigeration plays a vital role in extending the shelf life of products and ensuring quality is not compromised.

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