The basis of all the tissues are fibers. They differ in composition, structure and, therefore, properties. Properties of fibers are also reflected in the properties of tissue. There are two types of fibers: natural fibers and chemical fibers. The main features for classification are: the chemical composition of fibers and their area of origin. Chemical […]
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Online Shop Tourist Equipment
World Network every day gives you more and more opportunities, because information technology and the Internet are developing every day more and more. Online stores and sites that provide the user a wide range of products – probably one of the most useful inventions to date. The right thing was to buy a lot easier […]