Welding remains the most important metal joining technology available to the manufacturing industry today, with widespread application in fields as diverse as microelectronics, power generation, structural design and the petrochemical industry. While global demand for consistently high quality welds in a wide variety of advanced materials and applications continues to grow, is the South African manufacturing industry positioned to take advantage of the opportunities offered?
Prof Madeleine du Toit
May 16, 2012
Story
Nine new trapdoor spider species have been discovered in the Great Karoo by researchers at the University of Pretoria’s (UP) Department of Zoology and Entomology, and the Agricultural Research Council (ARC).
Infographic
Trapdoor spiders hide in underground burrows that are covered with a cork-like lid made of soil, silk and plants. Learn more about trapdoor spiders with this infographic.
Video
Watch carefully to see how a trapdoor spider catches its prey through its trapdoor.
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