Lemon is an evergreen plant that belongs to the family Rutaceae. It originates from Asia, but it can be found in tropical and sub-tropical regions throughout the world today. Cultivation of lemon started in the first century AD. Lemon is important part of human diet, but it has numerous other, equally valuable properties. Lemon is used in pharmaceutical industry, in the food processing, in the cosmetic industry, for the production of perfumes and in the manufacture of cleansing products. Lemon is a staple food on the ships around the world because it prevents scurvy (disease that results from lack of vitamin C in a diet).
