GOST 14621-78

Air transport. Safety management system of helicopter activity. Risk management. The standard guides on safety management system for teaching and training. General provisions

State system for ensuring the uniformity of measurements. Etalons for coordinate-temporal measurements. Basic principles. Ways for expressing the errors

Assistive products for personal hygiene that support users. Requirements and test methods

The estimate of efficiency for the water safeguarding work. Criterions of estimate

Brown coals, hard coals, anthracite and combustible shales. Method for sampling of seam samples

Glass package. Defects of glass and glass products. Terms and definitions. Defects glass