THE TESTING OF SAFETY SPECTACLES, LENSES, GOGGLES AND VISORS, PART 2
EXPLOSIVES RESEARCH AND DEVELOPMENT ESTABLISHMENT WALTHAM ABBEY WALTHAM ABBEY United States
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Fifteen types of spectacles, goggles and visors have been tested for resistance to glass fragments driven by explosive charges, six types to the explosion of bare detonators and six types to glass flasks burst by nitrogen pressure.
- Structural Engineering and Building Technology