Fire tests. Smoke-control door and shutter assemblies - Ambient- and medium-temperature leakage tests

better fitting the operational use

Why should you use BS EN 62300 - Digital interface with plastic optical fibre

BS 949-4 is valid for the short taps specified in ISO/R 529 as well as for any other kind of ground thread taps with the same diameters and pitches

the tolerance of the precision load and airline and the impedance of the test sample

respond and adapt to events – both sudden shocks and gradual change

voice grade signalling links

Other effects

blended white tea

Tech developers/software programmers

The method described in BS 7767 is one such method and may be used for partially type-tested assemblies to prove compliance with the requirements of 7

Space thermal analysts

The terms and definitions were updated