Dr. Stefanie Schiestel

In the chemical laboratory, many standards must be observed, including those for standard ground joints on laboratory apparatus or glass containers. Standard ground joints ensure that glassware and vessels, such …

The convergence of several events led to a plastic shortage and a sharp increase in prices. This affected not only plastics, but also other raw materials such as metals, wood …

During surgery, after an accident or in the case of a serious illness such as a COVID infection, mechanical ventilation may be required. Surgical procedures are often performed under general …

Without silicon, our modern daily life would look entirely different. It is found in every microchip but also in baking moulds, lubricants, cosmetics, and plastics: the element silicon. Silicon – …

The term polyolefins refers to polymers produced from alkenes such as ethene, propene, butene, 2-methylpropene, and 4-methyl-1-pentene. Polyolefins are saturated hydrocarbons characterized by low density, good chemical resistance, low water …

Fully demineralised water, also known as deionised, demi-water, demineralised, distilled, or ultrapure water — all look just like regular tap or spring water but contain very few or no foreign …

Rubber was already known to the Maya, who used it to produce waterproof containers and elastic balls and to bond shoes. It is obtained by tapping the rubber tree, which …

Industrial Applications and Compatible Hose Technology Many people have heard the term aqua regia, but what exactly is this special ‘water’ and what is it made of? The name “aqua …

Peristaltic pumps work on the same principle that moves food through the oesophagus. Successive muscle contractions along the oesophagus push food forward into the stomach. In a peristaltic pump, a …

What do ski boots, household sponges, mattresses, and insulation panels have in common? All of these products contain the plastic polyurethane. Who Developed PUR? Polyurethane was developed in 1937 by …