For the generation of soft water are mostly used ion exchanging devices with generation of sodium chloride since the beginning of the Sixties. The generated soft water quality and soft water quantity are depending thereby on the static and dynamic characteristics of the softening plant in operation. more
There is a paradoxical consequence of the financial crisis: To produce bitumen is more attractive than ever. In the last six months prices for crude oil and, in particular, the consumption of heavy, sulfur-containing marine Diesel fuel (bunker oils) have dropped, while at the same time the need for more
Ever since scientists work with proteins, polymers and particles, there has been an enormous demand to know their molar mass and physical size without making a priori assumptions about these molecules. This is because their properties can depend both on their size and chemical composition. The range more