Consensus flow list

Quinoline Yellow

e2e0aa67-68d4-4697-807e-4910d1b6e323

Identity

Substance
fo-dec0715a02416ae9 Imprecise chemical mixture
Source
EF 3.1
Unit
kg
Context
Environmental → Air → Long-term
CAS
8004-92-0
EC
616-849-0

Context

Dimension
Environmental
Media
Air
Strata
Long-term

Alternative labels

37

Source lists

1
List Version Source flow Name there Why this flow
EF 3.1 e2e0aa67-68d4-4697-807e-4910d1b6e323 quinoline yellow The consensus list is built from this one, so this row is the flow itself rather than something matched to it.

Concept associations

1
Source list Source flow Name there Compartment there Match Conversion
EF 3.1 e2e0aa67-68d4-4697-807e-4910d1b6e323 quinoline yellow Emissions/Emissions to air/Emissions to air, unspecified (long-term) exactMatch —

Characterisation factors

4

Every implementation that says anything about this flow. Published as is what this list did with the row: where more than one implementation states a number and they agree it publishes it as agreed; where only one speaks, as sole; where they disagree it publishes nothing and asks.

Method Implementation Category Place Factor Published as
EF 3.1 European Commission — JRC Ecotoxicity, freshwater — 0 —
EF 3.1 consensus-flow-list Ecotoxicity, freshwater — 0 sole
EF 3.1 European Commission — JRC Ecotoxicity, freshwater_organics — 0 —
EF 3.1 consensus-flow-list Ecotoxicity, freshwater_organics — 0 sole

This flow in the difference report

History

The change log and the PROV-O trail (2 consensus changes)

Open the changes page

These are the heaviest sections of this page and the least often read, so the page does not pay for them until you ask.

Full record

Flow JSON 
{
  "altLabel": [
    {
      "@value": "1,3-Isobenzofurandione, reaction products with methylquinoline and quinoline, sulfonated",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Acid Yellow 3",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Acid Yellow QS",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "C.I. Acid Yellow 3",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "C.I. Food Yellow 13",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Cogilor Yellow 112.12",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "D & C Yellow 10",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "D and C Yellow No. 10",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "D&C Yellow No. 10",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "D&C Yellow No. 10-307007",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "D&C Yellow No. 10-38009",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "D&C Yellow No. 10-38012",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "D&C Yellow No. 10-90125",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "D&C Yellow No. 10HWS307010",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "D&C Yellow No. 10W074",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Dye Quinoline Yellow",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Eurocert Quinoline Yellow 311744",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "FD and C Yellow No. 10",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "FD&C Yellow No. 10",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Food Yellow No. 13",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Lemon Yellow ZN 3",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Neelicol Quinoline Yellow WS",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Puricolor Yellow FYE 13",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Quinidine Yellow KT",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Quinoline Yellow Certifiable 307006",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Quinoline Yellow E 104",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Quinoline Yellow Extra",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Quinoline Yellow Lake",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Quinoline Yellow S",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Quinoline Yellow WG-G",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Quinoline Yellow WG-G conc",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Quinoline Yellow WS",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Quinolone Yellow Extra",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Vitasyn Quinoline Yellow 70",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Yellow 10",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Yellow No. 10",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    },
    {
      "@value": "Yellow No. 203",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "consensus_match",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "CAS:8004-92-0",
          "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0"
        ],
        "prov:wasDerivedFrom": "common chemistry CAS lookup"
      }
    }
  ],
  "properties": {},
  "references": [
    {
      "@id": "https://commonchemistry.cas.org/detail?cas_rn=8004-92-0",
      "provenance": {
        "prov:wasGeneratedBy": "enrich_references.consensus_cas_link",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "8004-92-0"
        ],
        "prov:wasDerivedFrom": "cas_numbers"
      }
    }
  ],
  "prefLabel": [
    {
      "@value": "Quinoline Yellow",
      "@language": "en",
      "source": {
        "prov:wasGeneratedBy": "bootstrap_labels",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "EF 3.1"
        ],
        "prov:wasDerivedFrom": "legacy name field"
      }
    }
  ],
  "@type": [
    "https://w3id.org/chemrof/ImpreciseChemicalMixture"
  ],
  "http://www.w3.org/2004/02/skos/core#definition": [],
  "uuid": "e2e0aa67-68d4-4697-807e-4910d1b6e323",
  "identifier": "e2e0aa67-68d4-4697-807e-4910d1b6e323",
  "source": "EF 3.1",
  "cas_numbers": [
    "8004-92-0"
  ],
  "ec_numbers": [
    "616-849-0"
  ],
  "context": {
    "dimension": "Environmental",
    "media": "Air",
    "strata": "Long-term"
  },
  "synonyms": [],
  "lcia_methods": [
    {
      "method_uuid": "05316e7a-b254-4bea-9cf0-6bf33eb5c630",
      "name": "Ecotoxicity, freshwater",
      "methodology": "Environmental Footprint",
      "impact_category": "Aquatic eco-toxicity",
      "impact_indicator": "Comparative Toxic Unit for ecosystems (CTUe) ",
      "characterization_factor": 0.0
    },
    {
      "method_uuid": "fd530f00-9325-424a-92ef-aaac67922fd9",
      "name": "Ecotoxicity, freshwater_organics",
      "methodology": "Environmental Footprint",
      "impact_category": "Aquatic eco-toxicity",
      "impact_indicator": "Comparative Toxic Unit for ecosystems (CTUe) ",
      "characterization_factor": 0.0
    }
  ],
  "unit": "kg",
  "input_datasets": [
    "EF 3.1"
  ],
  "context_iri": "https://vocab.brightway.one/flow-contexts/envi-air-lote",
  "unit_iri": "https://vocab.brightway.one/units/unit/KiloGM",
  "flow_object_id": "fo-dec0715a02416ae9",
  "concept_associations": [
    {
      "@type": "xkos:ConceptAssociation",
      "xkos:sourceConcept": {
        "@id": "https://vocab.brightway.one/ef/3.1/flow/e2e0aa67-68d4-4697-807e-4910d1b6e323",
        "skos:prefLabel": "quinoline yellow",
        "context": "Emissions/Emissions to air/Emissions to air, unspecified (long-term)",
        "qudt:hasUnit": {
          "@id": "https://vocab.brightway.one/units/unit/KiloGM"
        },
        "skos:exactMatch": {
          "@id": "https://vocab.brightway.dev/elementary-flows/e2e0aa67-68d4-4697-807e-4910d1b6e323"
        }
      },
      "xkos:targetConcept": {
        "@id": "https://vocab.brightway.dev/elementary-flows/e2e0aa67-68d4-4697-807e-4910d1b6e323"
      },
      "provenance": {
        "prov:wasGeneratedBy": "build_concept_associations",
        "prov:wasAttributedTo": "consensus-flow-list",
        "prov:hadPrimarySource": [
          "https://eplca.jrc.ec.europa.eu/permalink/EF3_1/EF-v3.1.zip"
        ]
      }
    }
  ],
  "_sources": {
    "prefLabel": "normalize_name_case",
    "name": "bootstrap_labels",
    "synonyms": "bootstrap_labels",
    "context": "default_context_mapping",
    "context_iri": "default_context_mapping",
    "unit_iri": "unit_normalization",
    "skos_definition": "enrich_references",
    "references": "enrich_references",
    "altLabel": "strip_catalogue_altlabels",
    "cas_match_labels": "consensus_match",
    "concept_associations": "carry_associations_onto_flows",
    "types": "link_flows_to_their_substance"
  },
  "cas_match_labels": {
    "8004-92-0": "exactMatch"
  },
  "_transformed": true,
  "_provided": {
    "name": "quinoline yellow",
    "synonyms": [
      "2-(2-Quinolyl)-1,3-indandione disulfonic acid disodium salt",
      "AC1L2NLF",
      "AC1Q1UTQ",
      "Acid yellow 3",
      "Basacid Yellow 094",
      "C.I. 47005",
      "C.I. ACID YELLOW 3",
      "C.I. Food Yellow 13",
      "CI 47005",
      "Chinogelb",
      "Chinogelb Extra",
      "Chinogelb wasserloeslich",
      "D & C Yellow no. 10",
      "D and C Yellow No. 10",
      "D&C Yellow No. 10",
      "Dye Quinoline Yellow",
      "E 104",
      "E 104 (dye)",
      "FD and C Yellow No. 10",
      "Food Yellow 13",
      "Japan Yellow 203",
      "Jaune de quinoleine",
      "L-Gelb 3",
      "Lemon Yellow ZN 3",
      "Quinidine Yellow KT",
      "Quinoline Yellow Extra",
      "Quinoline Yellow S",
      "Quinoline yellow WS",
      "Schultz No. 918",
      "Vitasyn Quinoline Yellow 70",
      "Zlut chinolonova",
      "Zlut kysela 3",
      "Zlut potravinarska 13",
      "disodium 2-(1,3-dioxo-2,3-dihydro-1h-inden-2-yl)-6,8-quinolinedisulfonate",
      "disodium 2-(1,3-dioxoinden-2-yl)quinoline-6,8-disulfonate"
    ],
    "context": [
      "Emissions",
      "Emissions to air",
      "Emissions to air, unspecified (long-term)"
    ],
    "cas_numbers": [
      "8004-92-0"
    ],
    "ec_numbers": [
      "616-849-0"
    ],
    "unit": "kg"
  }
}

Keyboard

?
Show or hide this map
Esc
Close

More as the sections are built.