Materials for printed boards and other interconnecting structures. Part 2-7. Reinforced base materials clad and unclad. Epoxide woven E-glass laminated sheet of defined flammability (vertical burning test), copper-clad
State system for ensuring the uniformity of measurements. Secondary standards of the units of length, velocity and acceleration by vibration of a solid body. Technique of comparisons
Occupational safety standards system. Clothing for protection against heat and fire. Assessment methods of materials and material assemblies when exposed to A source of radiant heat
