OPEC siege members of OPEC were taken hostage in Vienna, Austria, where the ministers were attending a meeting at the OPEC headquarters at Dr-Karl-Lueger-Ring 10 (renamed Universitätsring in 2012). The hostage attack was orchestrated by a six-person team led by Venezuelan terrorist Carlos the Jackal (which included Gabriele Kröcher-Tiedemann, Hans-Joachim Klein and Anis al-Naqqash). The self-named "Arm of the Arab Revolution" group called for the liberation of Palestine. Carlos planned to take over the conference by force and kidnap all eleven oil ministers in attendance and hold them for ransom, with the exception of Ahmed Zaki Yamani and Iran's Jamshid Amuzegar, who
Damp (structural) damp is widely referred to in Victorian literature and the Public Health Act of 1875 introduced the requirement for a damp-proof course in walls to prevent rising damp. An entry in the "British Medical Journal" from 1872 describes the phenomenon of rising damp as follows: In July 1860 it was reported in "The Engineer" that The architect and social reformer, Thomas Worthington, described rising damp in his 1892 essay, "The Dwellings of the Poor: And Weekly Wage-Earners in and Around Towns": In his publication, "Helps to Health" (1885), the financier and philanthropist, Henry Burdett, explains the need for an effective