Lubricants and related materials - Classification of lubricants - Part 7: Other media

Plastics piping systems for drainage and sewerage without pressure - Non-circular pipes and joints made of glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resins (UP) - Dimensions, requirements and tests (ISO/DIS 16611:2024); Text in German and English

Plastics piping systems for water supply, and for drains and sewers under pressure - Polyethylene (PE) - Part 7: Assessment of conformity; German version FprCEN/TS 12201-7:2025