Fire safety signs, notices and graphic symbols. Specification for self-luminous fire safety signs Ingestion-build-183511 Where certain aspects of testing

Where certain aspects of testing are unique to a particular specific test method eg

It also addresses on-line tutorials

intended for human consumption

rather than to assess the effect of changes in the external noise level

Fire safety signs, notices and graphic symbols. Specification for self-luminous fire safety signs Ingestion-build-183511 Where certain aspects of testingThis Part of BS 5499 specifies requirements for the construction and performance of a type of safety sign which is self energized in respect of luminosity, and which requires no external source of power, and is rigidly fixed in position. It is not intended to apply to smaller signs that may be used in aircraft.