The first historically known tools that resemble knives in their properties are flakes of obsidian-nuclei. I.e., products made of volcanic glass were used by the ancestors several hundred thousand years ago. And having come a long way in metallurgy, humanity...
Chief's knife One of the main kitchen knives. Designed for a wide range of tasks. It is primarily used for cutting vegetables, meat, bread, etc. The chef's knife has to work very hard in the kitchen and its steel has...
1. WHAT IS THE CONCENTRATION OF DIAMONDS IN A STONE? Concentration is an indicator of the number of diamond grains (carats) in a bond. With increased concentration, the abrasive ability of the stone improves. The higher the percentage of concentration -...
Natural diamonds A diamond is a mineral, the only precious stone consisting of a single element. Also, diamond is one of the allotropic modifications of carbon and the hardest of substances. The density of the diamond is 3.48—3.56 g/cm3,...
Quite rarely the topic of protecting the blade from scratches during sharpening is raised. Of course, you need to protect not only the blade but also in some cases the handle, especially by folding knives and knives with a wooden...
In some cases, when sharpening a knife, the sharpener faces incomprehensible difficulties. Despite a good sharpener, a set of expensive abrasives, and proven skills, it is not possible to sharpen the knife to the desired sharpness. Steel some kind of...
In addition to standard kitchen knives, a number of tools necessary for large, industrial-scale production is also used for cutting meat. These include: butcher, kitchen hatchet-chopper, boning knives, and knives for trimming. Besides, the fillet knife certainly applies to carving...
To protect aluminum products from corrosion and strengthen the structure of its surface, so-called "oxidation" is used, which creates a thick film on the surface of the product. It can be either chemical oxidation in a solution of chromium or anodizing...
