Case T-560/22: Judgment of the General Court of 11 September 2024 – Fachverband Eisenhüttenschlacken v Commission (EU fertilising products – Regulation (EU) 2019/1009 – Delegated Regulation (EU) 2022/973 – Limit values for chromium and vanadium in EU fertilising products using ferrous slags as by-products – Criteria on agronomic efficiency and safety for the use of by-products in fertilising products – Precautionary principle – Legal certainty – Proportionality