Research ArticleENVIRONMENTAL STUDIES

Organic fertilizer as a vehicle for the entry of microplastic into the environment

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Science Advances  04 Apr 2018:
Vol. 4, no. 4, eaap8060
DOI: 10.1126/sciadv.aap8060

Figures

Tables

  • Table 1 Overview of plants and compartments.

    The total number of particles is shown as particles >1 mm per kilogram of dry weight.

    Plant APlant BPlant CPlant DPlants E to N
    TypeBiowaste compostingBiowaste digestionEnergycrop digestionBiowaste digestionAgricultural digestion
    SampledCP 8 mmCP 15 mmDigest ADigest BDigest CDigest DEnd-of-processCommercial bindingEnd-of-process
    Particles per kilogram2024701221461408950 to 11
  • Table 2 MPP abundances in different samples.

    Digests A/B/C/D, biowaste digester; EC, energy crop digester, CP 8 mm/15 mm, biowaste composting plant; MPP per kilogram of dry weight; A, proportion of polymer type in specific sample.

    CP 8 mmCP 15 mmDigest ADigest BDigest CDigest DEC
    MPP per
    kilogram
    A
    (%)
    MPP per
    kilogram
    A
    (%)
    MPP per
    kilogram
    A
    (%)
    MPP per
    kilogram
    A
    (%)
    MPP per
    kilogram
    A
    (%)
    MPP per
    kilogram
    A
    (%)
    MPP per
    kilogram
    A
    (%)
    Styrene-based
    polymer
    12601042517397801070000
    PES1500232256381410000
    PE630833693231210000
    PP00417342224160000
    PET0014000016110000
    Cellulose-based
    polymer
    000069119530000
    PVDC00002300000000
    PVC15140054210000
    Latex00000000110000
    PUR00000000110000
    PA00000022000000
    ∑ MPP202470122146140

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