{"method":["afm","biosensor","cd","chn_analysis","clear_zone","clsm","co2_evolution","cod","contact_angle","dcpip","dls","dsc","eds","enzyme_assay","fcm","fluorescent_assay","ftir","gc_ms","gpc_sec","growth_on_plastic","hplc","lc_ms","luminescence","maldi_tof","mass_remaining","ms","nmr","o2_consumption","optical_microscopy","qcm","radiolabeling","raman","ros_assay","sem","ssa","tem","tensile_strength","tga","titration","tlc","toc","turbidity","uv_vis","viscometry","weight_loss","xps","xrd","zymogram"],"method_groups":{"gravimetric":["weight_loss","mass_remaining"],"plate_assay":["clear_zone"],"culture":["growth_on_plastic"],"respirometry":["co2_evolution","o2_consumption"],"chemical_analysis":["cod","toc","titration"],"imaging":["sem","afm","tem","clsm","optical_microscopy"],"spectroscopy":["ftir","nmr","uv_vis","raman","xps","cd","eds"],"chromatography":["hplc","lc_ms","gc_ms","gpc_sec","tlc"],"mass_spec":["maldi_tof","ms"],"enzymatic":["enzyme_assay","zymogram","dcpip","fluorescent_assay","ros_assay","biosensor"],"optical":["luminescence","dls","turbidity"],"surface":["contact_angle","qcm","ssa"],"mechanical":["tensile_strength"],"rheology":["viscometry"],"thermal":["dsc","tga"],"diffraction":["xrd"],"elemental":["chn_analysis"],"radiotracer":["radiolabeling"],"cytometry":["fcm"]},"measurement_type":["activity_detected","clear_zone_diameter","co2_evolved","crystallinity_change","depolymerization_rate","functional_group_change","growth_observed","mass_remaining","molecular_weight_change","monomer_released","o2_consumed","product_identified","surface_morphology","surface_roughness","tensile_strength_change","thermal_degradation","turbidity_change","weight_loss"],"measurement_type_groups":{"gravimetric":["weight_loss","mass_remaining"],"plate_assay":["clear_zone_diameter"],"chromatography":["monomer_released","molecular_weight_change"],"respirometry":["co2_evolved","o2_consumed"],"thermal":["crystallinity_change","thermal_degradation"],"enzymatic":["depolymerization_rate","activity_detected"],"imaging":["surface_morphology","surface_roughness"],"chemical_analysis":["product_identified"],"spectroscopy":["functional_group_change"],"culture":["growth_observed"],"mechanical":["tensile_strength_change"],"optical":["turbidity_change"]},"measurement_type_default_units":{"weight_loss":"%","mass_remaining":"%","clear_zone_diameter":"mm","monomer_released":"mM","co2_evolved":"%","o2_consumed":"%","molecular_weight_change":"%","crystallinity_change":"%","depolymerization_rate":"mg/L/h","surface_morphology":null,"product_identified":null,"functional_group_change":null,"growth_observed":null,"activity_detected":null,"tensile_strength_change":"%","thermal_degradation":null,"turbidity_change":null,"surface_roughness":null},"environment_type":["activated_sludge","coastal","compost","deep_sea","freshwater","gut","hot_spring","industrial","landfill","mangrove","marine_sediment","marine_water","other","plant_material","plastic_surface","rhizosphere","soil","wastewater"],"substrate_form":["model_substrate","amorphous_film","crystalline_film","film","powder","emulsion","granule","whole_polymer"],"aerobicity":["aerobic","anaerobic","microaerophilic","not_reported"],"experimental_system":["cell_free_enzyme","whole_organism"],"enzyme_production_context":["heterologous","native","not_reported"],"enzyme_preparation":["crude_extract","immobilized","not_reported","partially_purified","purified"],"fraction_basis":["weight","mole","volume","unspecified"],"result":["positive","negative","inconclusive"],"extraction_confidence":["high","medium","low"],"variant_type":["wild_type","engineered","truncated","fusion","synthetic","predicted"],"actor_type":["microorganism","protein","protein_variant"],"descriptions":{"method":"The technique used in an experiment.","measurement_type":"What a measurement quantified — distinct from the method that produced it. Note the deliberate naming split: the method is co2_evolution / o2_consumption, while the measurement it yields is co2_evolved / o2_consumed.","experimental_system":"Distinguishes whole-organism assays from cell-free enzyme assays. Derived from the actor type, never hand-entered.","enzyme_production_context":"How the enzyme was produced for a cell-free assay. Required when the experimental system is cell_free_enzyme; not applicable to a whole-organism assay.","enzyme_preparation":"Physical preparation state of the enzyme used in a cell-free assay.","aerobicity":"The atmosphere the assay ran under.","environment_type":"The broad environment a sample was collected from.","substrate_form":"Physical form of the tested plastic.","fraction_basis":"The basis a composition fraction (blend ratio, copolymer comonomer percentage) is expressed in."},"term_descriptions":{"measurement_type":{"weight_loss":"The weight LOST, not the weight remaining. If the paper reports what was left, use mass_remaining rather than converting.","mass_remaining":"The weight REMAINING. Use this when the paper reports what was left rather than what was lost.","co2_evolved":"The measurement, not the technique: the method that yields it is co2_evolution.","o2_consumed":"The measurement, not the technique: the method that yields it is o2_consumption.","functional_group_change":"A change in the polymer's own vibrational spectrum — bands appearing, disappearing or shifting (carbonyl growth, hydroxyl growth, ester C-O loss), and indices derived from them such as a carbonyl index. Use this for FTIR/ATR-FTIR and Raman results about the solid polymer. Do not use product_identified, which is for a released species named by a separative technique."},"substrate_form":{"film":"A film whose crystallinity the paper does not report. Use amorphous_film or crystalline_film only when the source states or measures which it is.","emulsion":"A surfactant-stabilised emulsion or aqueous colloidal dispersion of the polymer, including polymer emulsified into agar for a clearing assay. Not powder, which is a finely divided solid.","granule":"PHA/PHB granules — native intracellular inclusion bodies, isolated native granules, or artificial amorphous granules."},"environment_type":{"plant_material":"Wood, bark, leaf litter or other plant tissue, including the phyllosphere. The root zone is rhizosphere."}},"plastics":[{"name":"CA","abbreviation":"CA","kind":"homopolymer"},{"name":"CAP","abbreviation":"CAP","kind":"copolymer"},{"name":"Ecovio-FT","abbreviation":"Ecovio-FT","kind":null},{"name":"HDPE","abbreviation":"HDPE","kind":null},{"name":"Impranil","abbreviation":"Impranil","kind":null},{"name":"LDPE","abbreviation":"LDPE","kind":null},{"name":"LDPE Blend","abbreviation":"LDPE Blend","kind":"blend"},{"name":"LLDPE","abbreviation":"LLDPE","kind":null},{"name":"LLDPE Blend","abbreviation":"LLDPE Blend","kind":"blend"},{"name":"Mater-Bi","abbreviation":"Mater-Bi","kind":"blend"},{"name":"NR","abbreviation":"NR","kind":null},{"name":"Nylon","abbreviation":"Nylon","kind":null},{"name":"Nylon 6","abbreviation":"Nylon 6","kind":"homopolymer"},{"name":"Nylon 66","abbreviation":"Nylon 66","kind":"homopolymer"},{"name":"Nylon oligomer","abbreviation":"Nylon oligomer","kind":"homopolymer"},{"name":"O-PE","abbreviation":"O-PE","kind":null},{"name":"O-PVA","abbreviation":"O-PVA","kind":null},{"name":"OVA","abbreviation":"OVA","kind":"homopolymer"},{"name":"OXO-PE","abbreviation":"OXO-PE","kind":"blend"},{"name":"P(3HB-co-3HV)","abbreviation":"P(3HB-co-3HV)","kind":"copolymer"},{"name":"P(3HB-co-3MP)","abbreviation":"P(3HB-co-3MP)","kind":"copolymer"},{"name":"P(3HB-co-4HB)","abbreviation":"P(3HB-co-4HB)","kind":"copolymer"},{"name":"P(3HB-co-HV)","abbreviation":"P(3HB-co-HV)","kind":"copolymer"},{"name":"P(3HV-co-4HB)","abbreviation":"P(3HV-co-4HB)","kind":"copolymer"},{"name":"P34HB","abbreviation":"P34HB","kind":null},{"name":"P3HP","abbreviation":"P3HP","kind":null},{"name":"P3HV","abbreviation":"P3HV","kind":null},{"name":"P4HB","abbreviation":"P4HB","kind":null},{"name":"PBAT","abbreviation":"PBAT","kind":null},{"name":"PBAT-Blend","abbreviation":"PBAT-Blend","kind":"blend"},{"name":"PBS","abbreviation":"PBS","kind":null},{"name":"PBS Blend","abbreviation":"PBS Blend","kind":"blend"},{"name":"PBS-Blend","abbreviation":"PBS-Blend","kind":"blend"},{"name":"PBSA","abbreviation":"PBSA","kind":null},{"name":"PBSA-Blend","abbreviation":"PBSA-Blend","kind":"blend"},{"name":"PBST55","abbreviation":"PBST55","kind":null},{"name":"PBSTIL","abbreviation":"PBSTIL","kind":null},{"name":"PBSeT","abbreviation":"PBSeT","kind":null},{"name":"PBT","abbreviation":"PBT","kind":null},{"name":"PC","abbreviation":"PC","kind":null},{"name":"PCL","abbreviation":"PCL","kind":null},{"name":"PCL Blend","abbreviation":"PCL Blend","kind":"blend"},{"name":"PDLA","abbreviation":"PDLA","kind":"homopolymer"},{"name":"PE","abbreviation":"PE","kind":null},{"name":"PE Blend","abbreviation":"PE Blend","kind":"blend"},{"name":"PEA","abbreviation":"PEA","kind":null},{"name":"PEC","abbreviation":"PEC","kind":null},{"name":"PEF","abbreviation":"PEF","kind":null},{"name":"PEG","abbreviation":"PEG","kind":null},{"name":"PES","abbreviation":"PES","kind":null},{"name":"PET","abbreviation":"PET","kind":null},{"name":"PETG","abbreviation":"PETG","kind":null},{"name":"PHA","abbreviation":"PHA","kind":null},{"name":"PHA Blend","abbreviation":"PHA Blend","kind":"blend"},{"name":"PHB","abbreviation":"PHB","kind":null},{"name":"PHB-Blend","abbreviation":"PHB-Blend","kind":"blend"},{"name":"PHBH","abbreviation":"PHBH","kind":null},{"name":"PHBV","abbreviation":"PHBV","kind":null},{"name":"PHBVH","abbreviation":"PHBVH","kind":null},{"name":"PHC","abbreviation":"PHC","kind":null},{"name":"PHD","abbreviation":"PHD","kind":"homopolymer"},{"name":"PHHx","abbreviation":"PHHx","kind":"homopolymer"},{"name":"PHN","abbreviation":"PHN","kind":null},{"name":"PHO","abbreviation":"PHO","kind":null},{"name":"PHPV","abbreviation":"PHPV","kind":null},{"name":"PHV","abbreviation":"PHV","kind":null},{"name":"PLA","abbreviation":"PLA","kind":null},{"name":"PLA Blend","abbreviation":"PLA Blend","kind":"blend"},{"name":"PLGA","abbreviation":"PLGA","kind":"copolymer"},{"name":"PLLA","abbreviation":"PLLA","kind":"homopolymer"},{"name":"PMCL","abbreviation":"PMCL","kind":null},{"name":"PP","abbreviation":"PP","kind":null},{"name":"PPBr","abbreviation":"PPBr","kind":"homopolymer"},{"name":"PPG","abbreviation":"PPG","kind":"homopolymer"},{"name":"PPL","abbreviation":"PPL","kind":null},{"name":"PS","abbreviation":"PS","kind":null},{"name":"PS Blend","abbreviation":"PS Blend","kind":"blend"},{"name":"PSS","abbreviation":"PSS","kind":null},{"name":"PTC","abbreviation":"PTC","kind":null},{"name":"PTS","abbreviation":"PTS","kind":null},{"name":"PTT","abbreviation":"PTT","kind":"homopolymer"},{"name":"PU","abbreviation":"PU","kind":null},{"name":"PU Blend","abbreviation":"PU Blend","kind":"blend"},{"name":"PVA","abbreviation":"PVA","kind":null},{"name":"PVA Blend","abbreviation":"PVA Blend","kind":"blend"},{"name":"PVC","abbreviation":"PVC","kind":null},{"name":"PVC Blend","abbreviation":"PVC Blend","kind":"blend"},{"name":"PVDF","abbreviation":"PVDF","kind":"homopolymer"},{"name":"Plastic","abbreviation":"Plastic","kind":null},{"name":"TPS","abbreviation":"TPS","kind":"blend"},{"name":"mcl-PHA","abbreviation":"mcl-PHA","kind":"copolymer"},{"name":"pPVC","abbreviation":"pPVC","kind":"blend"}],"compounds":["1,2-Dihydroxy-3,5-cyclohexadiene-1,4-dicarboxylic acid","1,3-Propanediol","1,4-Butanediol","3-Carboxy-cis,cis-muconic acid","3-Hydroxybutyrate","3-Hydroxydecanoate","3-Hydroxydodecanoate","3-Hydroxyheptanoate","3-Hydroxyhexanoate","3-Hydroxynonanoate","3-Hydroxyoctanoate","3-Hydroxypropionate","3-Hydroxyvalerate","4-Hydroxybutyrate","6-Aminohexanoic acid","Adipic acid","Bis(2-hydroxyethyl) terephthalate","Brassylic acid","Caprolactam","Cellulose","Dioctyl adipate","Dioctyl phthalate","Ethylene glycol","Glycolic acid","Lactic acid","Mono(2-hydroxyethyl) terephthalate","Polyethylene terephthalate","Protocatechuic acid","Starch","Succinic acid","Terephthalic acid","Titanium dioxide"]}