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'if procedures in materials and methods of a research article have been described in a previous paper, it's necessary to cite the original article where this info appeared as well as describe the procedures in detail in your own paper.
This statement is false.
A substance is a substance or a mixture of substances that make up an object. Materials can be pure or impure, living or non-living substances. Materials can be classified according to their physical and chemical properties, or their geological origin or biological function.
Materials are things that make up something else. Material can refer to cloth or is used to describe anything that is made of matter and exists in the physical world. Material has many meanings besides nouns and adjectives.
Materials can be divided into four main groups: metals, polymers, ceramics and composites. Metals are the substances on the left side of the periodic table of chemistry and include ferrous metals (including steel) that contain iron and non-ferrous metals that do not contain iron.
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