Test methods include: † ASTM D6400 (USA), EN 13432 (EU/International), Ash, FTIR, Heavy Metals & Fluorine analysis, CO2 evolution. ‡ Plant growth must be within 90% of germination rate and biomass vs. control soil. Home composting disintegration test conducted at OWS (Ghent, Belgium) according to NF-T51-800 (2015), AS 5810 (2010) and the OK Compost HOME certification scheme of TÜV AUSTRIA Belgium.