Codes for the representation of names of languages - Alpha-4 code for comprehensive coverage of language variants Ingestion-build-47553 and energy)

and energy)

BS 6049-5 on the determination of water-soluble ash and water-insoluble ash in tea is useful for:

— expellant gas container assemblies

BS EN 2139 specifies the characteristics of flat heat-resisting steel washers for use in aerospace

Codes for the representation of names of languages - Alpha-4 code for comprehensive coverage of language variants Ingestion-build-47553 and energy)1 Scope This part of ISO 639 specifies a method for establishing four letter language identifiers (alpha 4) and languagereference names for language variants and a hierarchical framework for relating them to languages, language families and language groups. The alpha 4 language identifiers have been developed for use in a wide range of applications, especially in computer systems, where there is a potential need to cover the entire range of languages,