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Corrosion is a global problem. Steel structures in particular are affected, such as bridges and load-bearing structures, but also industrial plants, railway tracks, pipelines, vehicles, and machinery. In 2009, the …

The “Archimedean screw,” invented by the ancient mathematician and engineer Archimedes of Syracuse (c. 287–212 BC) and named after him, was used for irrigating fields and can be regarded as …

Screws, Nuts, and Threads – a Brief Overview What do a toothpaste tube, a jar of jam, a water bottle, and a light bulb have in common? A screw connection. …

How Hydroxide and Hydronium Ions Ensure Cleanliness in the Bathroom Hygiene plays a more important role than ever in the current situation. Regular hand washing, social distancing, respiratory hygiene and …

How Hot Is It Really? The air that surrounds us everywhere affects our comfort and well-being through its temperature. If it is too hot or too cold, we feel uncomfortable. …

In 2011, people became ill, and some even died as a result of an EHEC outbreak—an intestinal infection caused by the enterohemorrhagic Escherichia coli bacterium. The cause was fenugreek sprouts …

The Birth Certificates of Chemical Substances In chemical research – and especially in the development of new chemical products – detailed knowledge of the properties of the raw and auxiliary …

If you need to insulate a damaged cable or install new wiring, it’s always a good idea to have a few heat shrink tubes on hand. Thanks to their adaptable …

Polyethylene (PE) is one of the plastics that, thanks to its favourable material properties, has found a wide range of applications and become an indispensable mass-market material. Polyethylene – The …

Plastics are used in countless applications thanks to their versatile modifications and properties. They can be found in nearly every area of daily life, whether in a car, on a …