http://www.architectsjournal.co.uk/rss/rss_aj_materials.xml en-uk Massive blocks of borosilicate glass, normally used for camera lenses, form a shimmering monument to the 2004 traim bombings. http://www.architectsjournal.co.uk:80/designingbuildings/materials/2008/01/technical_and_practice__madrid_memorial.html;jsessionid=E935CE38AC6E029575801771D13123D2 http://www.architectsjournal.co.uk:80/designingbuildings/materials/2008/01/technical_and_practice__madrid_memorial.html;jsessionid=E935CE38AC6E029575801771D13123D2 Hattie Hartman 10 January 2008 11:09