NWSS Separation Quality
An evaluator’s ordinal rating of one container’s contents against its stream, 4 clean to 0 not separated. Legacy container-level ratings (four levels) and load-level ratings at a facility (five levels) both map onto it.
NoteTurtle: this scheme as stated in glossary/container-schemes.ttl
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix nwss: <https://nova.org.za/nwss/> .
@prefix nwss-cs: <https://nova.org.za/nwss/concepts/> .
nwss-cs:SeparationQuality a skos:ConceptScheme ;
skos:prefLabel "NWSS Separation Quality"@en ;
skos:definition "An evaluator's ordinal rating of one container's contents against its stream, 4 clean to 0 not separated. Legacy container-level ratings (four levels) and load-level ratings at a facility (five levels) both map onto it."@en ;
skos:hasTopConcept nwss-cs:quality-clean , nwss-cs:quality-minor-contamination , nwss-cs:quality-noticeable-contamination ,
nwss-cs:quality-heavy-contamination , nwss-cs:quality-not-separated .
nwss-cs:quality-clean a skos:Concept ;
skos:prefLabel "Clean"@en ; skos:notation "CLEAN" ; nwss:ordinalScore 4 ;
skos:definition "Only material of the container's stream."@en ;
skos:hiddenLabel "Very_good" , "Perfect_no_problems" ;
skos:inScheme nwss-cs:SeparationQuality ; skos:topConceptOf nwss-cs:SeparationQuality .
nwss-cs:quality-minor-contamination a skos:Concept ;
skos:prefLabel "Minor contamination"@en ; skos:notation "MINOR_CONTAMINATION" ; nwss:ordinalScore 3 ;
skos:definition "A little material of other streams."@en ;
skos:hiddenLabel "Decent_little_mixing" , "Very_good_small_issues" ;
skos:inScheme nwss-cs:SeparationQuality ; skos:topConceptOf nwss-cs:SeparationQuality .
nwss-cs:quality-noticeable-contamination a skos:Concept ;
skos:prefLabel "Noticeable contamination"@en ; skos:notation "NOTICEABLE_CONTAMINATION" ; nwss:ordinalScore 2 ;
skos:definition "Clearly visible material of other streams, though the stream still dominates."@en ;
skos:hiddenLabel "Average_noticable_mixing" , "Some_good_some_bad" ;
skos:inScheme nwss-cs:SeparationQuality ; skos:topConceptOf nwss-cs:SeparationQuality .
nwss-cs:quality-heavy-contamination a skos:Concept ;
skos:prefLabel "Heavy contamination"@en ; skos:notation "HEAVY_CONTAMINATION" ; nwss:ordinalScore 1 ;
skos:definition "Much material of other streams."@en ;
skos:hiddenLabel "Poor_lots_of_mixing" , "Mostly_bad_mixing_contamination" ;
skos:inScheme nwss-cs:SeparationQuality ; skos:topConceptOf nwss-cs:SeparationQuality .
nwss-cs:quality-not-separated a skos:Concept ;
skos:prefLabel "Not separated"@en ; skos:notation "NOT_SEPARATED" ; nwss:ordinalScore 0 ;
skos:definition "No sign of separation: mixed waste."@en ;
skos:hiddenLabel "Looks_no_SoS" ;
skos:inScheme nwss-cs:SeparationQuality ; skos:topConceptOf nwss-cs:SeparationQuality .Clean
Only material of the container’s stream.
Avoid: Perfect_no_problems, Very_good
Heavy contamination
Much material of other streams.
Avoid: Mostly_bad_mixing_contamination, Poor_lots_of_mixing
Minor contamination
A little material of other streams.
Avoid: Decent_little_mixing, Very_good_small_issues
Not separated
No sign of separation: mixed waste.
Avoid: Looks_no_SoS
Noticeable contamination
Clearly visible material of other streams, though the stream still dominates.
Avoid: Average_noticable_mixing, Some_good_some_bad