Download Tag: LEMONGRASS LEAVES

CHAPTER ONE INTRODUCTION 1.1 Background Perfume is a fragrant liquid made from an extract that has been distilled in alcohol and water. Since the beginning of recorded history, humans have attempted to mask or enhance their own odor by using perfume, which emulates nature’s pleasant smells. Many natural and man-made materials have been used to make perfume to apply to the skin and clothing, to put in cleaners and cosmetics, ...

ABSTRACT  Perfume extraction refers to the extraction of aromatic compounds from raw materials, using methods such as distillation, solvent extraction, expression or enfleurage. The extracts are either essential oils, absolutes, concretes, or butters, depending on  the amount of waxes in  the extracted product. Heat, chemical solvents, or exposure to oxygen in the extraction process denature the aromatic compounds, either changing their odour, character or rendering them odourless. In this work ...