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Use of programmable electronic systems
it should be considered as a means of comparing articles of the same composition and destined for the same application
and testing of battery-powered emergency lighting systems
Methods of determining the replacement period
Anthropometric data
Road marking materials. Premix glass beads Ingestion-build-52208 Use of programmable electronic systems1 Scope This European Standard specifies the requirements for laboratory tests (production control) and qualification procedures for the premixed glass beads used in road marking materials. The requirements taken into consideration in this standard are: granulometry; refractive index of the glass; chemical resistance; quality; surface treatments. This European Standard does not cover the glass beads used as a filler in marking products.