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Quality control
The evaluation of the performance of the products has been defined
has appropriate academic knowledge
A correctly designed and installed sprinkler system can detect and control a fire at an early stage of development and activate an alarm
used for assembly into discontinuous roofing and external cladding
Personal eye protection. Optical test methods Ingestion-build-258901 Quality controlThis European Standard specifies optical test methods for eye protectors, the requirements for which are contained in other European Standards. Alternative methods may be used if shown to be equivalent. Tests are described for spherical, astigmatic and prismatic refractive powers, unmounted oculars covering one eye, unmounted oculars covering both eyes and mounted oculars (spectacles, goggles and face shields), light diffusion test, assessment of the