Iran testing 'advanced centrifuge' to boost uranium enrichment speed

Western diplomats in Vienna said on Wednesday that Iran is testing an 'advanced centrifuge' at its Natanz nuclear facility which will double or triple the speed at which uranium is enriched. Iran had 3,000 P-1 centrifuges - an old type of centrifuge - operating by November, but Reuters quoted diplomats tracking Iran's dossier as saying that it had started mechanical tests, without nuclear