Thermal solar systems and components - Custom built systems - Part 1: General requirements for solar water heaters and combisystems; German version EN 12977-1:2012— 22 стр.
Materials and articles in contact with foodstuffs - Cutlery and table holloware - Part 9: Requirements for ceramic knives (ISO 8442-9:2018); German version EN ISO 8442-9:2018— 17 стр.