Codes for the representation of currencies

the use of correct marking of laser products and systems is also covered

BS EN 4488 is a level 3 standard as defined in EN 4385

This part of EN 60079 contains specific requirements for the construction and testing of electrical apparatus with the type of protection flameproof enclosure ‘d’

The same test is performed either on a notched or a filled hole specimen to determine the residual strength

It’s important for the manufacturers

It is recommended that either selenium or copper sulphate be used as the catalysts which give very satisfactory results on the substances covered by this method

Appendix B gives recommendations for the design of stairs with winder flights

BS EN 13311-1 on the general performance criteria for vessels is useful for:

c) a process for selecting the most appropriate CASE tool from several tools

It provides a method for the measurement of torque repeatability (scatter)

BS 1710:1984

This part of ISO 18560 is intended to evaluate the photocatalytic performance for building materials