The British Composting Association worked to establish an industry standard for composts, the BSI PAS 100 certified by the British Standards Institution. The specification covers the entire process; from raw materials and production methods, through quality control and lab testing ensuring certified composts are quality assured traceable safe and reliable. Description: Composting (waste), Biodegradability, Degradation, Waste disposal, Waste handling, Quality control, Biological hazards, Pathogens, Toxic materials, Toxins, Contaminants, Pollution control, Environmental management, Management operations, Performance, Marking, Labels, Fertilizers.