Watch-cases and accessories. Gold alloy coverings - General requirements

It sets the need for fire tests into the context of the assessment of fire hazard

3 Value of correction energy

electronic and electromagnetic operated burglar resistant construction products using attack methods that might defeat these characteristics

The following activities are not covered in this part of BS 7121:

This International Standard defines the procedure for measuring the capacity of a high-speed or medium-speed engine to generate vibration and the determination of the frequency limits of validity of the information quoted

1 recommends and gives guidance on basic workmanship for conventional types of building work and also assists you to recognize that design procurement and project information should be conducive to good workmanship on site

It generally refers to passive uses

Electoral bodies are institutions that have responsibility for the administration of the electoral process

Principal changes are:

It influences chain links 1

BS 8313 gives recommendations for the design

For this reason powder and carbon dioxide fire extinguishers are excluded for conformance with regard to Class F in BS EN 3-7