ISO 4217 added to the standard. A number of currencies are not included in ISO 4217, because these currencies are: (a) minor currencies pegged 1:1 to a larger currency, even if independently regulated (b) a legal tender only issued as commemorative banknotes or coinage, or (c) a currency of an unrecognized or partially recognized state. These currencies include: See for a list of all currently pegged currencies. Despite having no official recognition in ISO 4217, the following non-ISO codes are sometimes used locally or commercially. In addition, GBX is sometimes used (for example on the London Stock Exchange) to denote Penny sterling,
ISO/TS 80004 which addresses graphene and quantum phenomena. ISO/TR 18401 provides plain language explanations of selected terms from the ISO 80004 series. ISO/TS 80004-7:2011 provides consistent and unambiguous use of terms for healthcare professionals, manufacturers, consumers, technologists, patent agents, regulators, NGOs, and researchers, etc. ISO/TS 80004 The ISO/TS 80004 series of standards, from the International Organization for Standardization, describe vocabulary for nanotechnology and its applications. These were largely motivated by health, safety and environment concerns, many of them originally elaborated by Eric Drexler in his 1985 Engines of Creation and echoed in more recent research. The ISO standards simply describe vocabulary or