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
Today is Friday Today is Friday Today is Friday is a short, one act play by Ernest Hemingway (1899-1961). The play was first published in pamphlet form in 1926 but only became more widely known through its subsequent publication in 1927 in the short story collection, Men Without Women. The play is a representation of the aftermath of the crucifixion of Jesus, in the form of a conversation between three Roman Soldiers and a Hebrew bartender. There is no record of the play having been performed. It is also one of the few dramatic works written by Hemingway. There is very little published