Raw material knowledge
Rhodium wire
Yarn Spinning
Yarn spinning is the process of making yarn, or thread, from fibers or other material. Yarns, or threads, are lightweight, strong lengths of material that are used in a variety of products ranging from clothes and sewing projects to aviation, medical and industrial uses. Yarns come ......
1019 
Sophia
Diopside
Opal
Opal is a fascinating and beautiful mineraloid gemstone, a unique combination of oxygen and silica that exhibits a variety of colors and displays an internal play of colors, known as opalescence or fire. Known for its exquisite color play, opal is considered by many as one of the most desira......
Manganese-rich slag
Ferro Manganese is a ferroalloy that is composed of iron and manganese. It can be produced either in the form of dust or granules. It is used in various industrial processes and is a highly sought after material due to its many uses and applications.
Ferro Manganese has a very high melting point,......
talc
）
The history of soap dates back centuries ago to the cleansing of body, mind, and even soul. To this day, the tradition remains strong, with soap sales and use still going strong all over the world. Soap has gone from a medical necessity to a beauty necessity in the modern world, with demand for ......
monoclinic soda limestone
Dolomite is an anhydrous carbonate mineral composed of calcium magnesium carbonate. It was first discovered in 1792 in northern Italy and was later named after the French mineralogist Déodat de Dolomieu. The most common form of dolomite is a white to tan or greyish color, though other colors such......
Classification of eutectic clusters in gray cast iron
Introduction
Gray cast iron is one of the most widely used ferrous alloys for various mechanical components owing to its desirable combination of mechanical efficiency at the low cost. It consists of the combination of pearlite, ferrite and graphite.As an iron-carbon alloy, the distribution of th......
soda
Life Today
Life today is different from the life of our ancestors. Technology has been a key part in the advancement of todays life on all levels. We have faster cars, more efficient ways to communicate across the world, a variety of foods in our markets, and a much more sophisticated understandi......
blue asbestos
Asbestos
Asbestos is a naturally occurring mineral and a hazardous material commonly found in many homes, schools, offices and workplaces. It is composed of tiny fibers that can easily become airborne and inhaled without the user being aware of it. Unfortunately, there is no safe level of asbesto......
sodium salt
History of Salt
The human body needs salt to stay alive. For people throughout history, it has been an incredibly important resource. Without salt, humans would be unable to survive.
Salt was an important economic and social item for ancient people. Throughout ancient history salt was used as a ......
silver foil
Elevators are a fascinating invention that many people take for granted. This article will provide a brief overview of the history of the elevator and current trends in the industry.
The history of the elevator dates back to the 3rd century BC. The first reference to an elevator type of device i......
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