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Resins are chemical compounds having molecular weight more than 300. It is possible to classify natural resins as spirit-soluble and oil-soluble. Oil-soluble resins include rosin, extracted from long-leaf pine turpentine and used in a wide range of applications, including soap making; the toughest natural resin produced in jewellery; Copals used in varnishes; amber; oriental lacquer, derived from a tree native to China; and cashew-nutshell oil, derived from cashew nuts. Resins have many sources and end uses. Sources can range from…