Sulfuric acid the Hellenistic alchemical works of Zosimos of Panopolis, in the treatise "Phisica et Mystica", and the Leyden papyrus X. Medieval Islamic era alchemists, Jābir ibn Hayyān (c. 721 – c. 815 AD, also known as Geber), Razi (865 – 925 AD), and Jamal Din al-Watwat (d. 1318, wrote the book "Mabāhij al-fikar wa-manāhij al-'ibar"), included vitriol in their mineral classification lists. Ibn Sina focused on its medical uses and different varieties of vitriol. Sulfuric acid was called "oil of vitriol" by medieval European alchemists because it was prepared by roasting "green vitriol" (iron(II) sulfate) in an iron retort. There are
Is This What You Want? the Walrus",<ref name="Staunton/RM 04">Terry Staunton, "Jackie Lomax: "Is This What You Want?"", "Record Collector", July 2004; available at Rock's Backpages (subscription required; retrieved 31 October 2012).</ref> and, conversely, pre-empting the similar-sounding "Come Together" by a full year.<ref name="Unterberger/AM">Richie Unterberger, "Jackie Lomax "Is This What You Want?"", AllMusic (retrieved 31 October 2012).</ref> Recording for "Is This What You Want?" began at EMI Studios in London in June 1968 and continued through the summer in between Harrison's work on the Beatles' White Album. While working alone at Trident Studios, down the hall from where the band were recording, Lomax was invited to