Iron(II) sulfate was used in the textile industry for centuries as a dye fixative. It is used historically to blacken leather and as a constituent of ink. The preparation of sulfuric acid ('oil of vitriol') by the distillation of green vitriol (Iron(II) sulfate) has been known for at least 700 years. Together with other iron compounds, ferrous sulfate is used to fortify foods and to treat and prevent iron deficiency anemia. Constipation is a frequent and uncomfortable side effect associated with the administration of oral iron supplements. Stool softeners often are prescribed to prevent constipation. Ferrous sulfate was used in the manufacture
Ben oil Ben oil Ben oil is pressed from the seeds of the "Moringa oleifera", known variously as the horseradish tree, ben oil tree, or drumstick tree. The oil is characterized by an unusually long shelf life and a mild, but pleasant taste. The name of the oil is derived from the high quantity of behenic acid. The oil's components are: Seeds offer a relatively high yield of 22-38% oil. Ben oil has been used for thousands of years as a perfume base, and continues to be used in that capacity today. The oil can also be used as a fuel. Burkill