Nordic Pulp & Paper Research Journal (NPPRJ) is an international scientific magazine covering science and technology for the areas of wood or bio-mass constituents, pulp and paper and including new fiber-based materials, recovery and by-products from pulping processes, bio-refining and energy issues.
Zinc oxide can be called a multifunctional material thanks to its unique physical and chemical properties. The first part of this paper presents the most important methods of preparation of ZnO divided into metallurgical and chemical methods.
We decided to make a back bone for the machine out of aluminium profiles that we had lying around. A simple compact design. Staring with two horizontal profiles which will make contact with the table to provide a steady base, two risers with a horizontal beam make a bridge over the beamer.