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Polymer and petrochemical The word polymer is derived from the Greek word (poly) and (meros) meaning the paragraph.Polymers are very large molecules that consist of a large number of atoms.Micro-molecules are predominantly of little molecular weight,but polymer does not have a limit on molecular


Definition of chemicals Chemicals are substances that have a chemical composition and fixed properties. Chemical components cannot be identified using physical separation methods without decomposing the elements and determining the composition of their percentages. Chemicals are chemical

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