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Sigma KEE - FineParticulateMatter
FineParticulateMatter(PM2.5)

appearance as argument number 1
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(documentation FineParticulateMatter EnglishLanguage "FineParticles are ParticulateMatter with an approximateDiameter less than 2.5 Micrometers.") Geography.kif 9056-9057
(subclass FineParticulateMatter ParticulateMatter) Geography.kif 9062-9062 PM2.5 is a subclass of PM

appearance as argument number 2
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(termFormat EnglishLanguage FineParticulateMatter "fine particulate matter") Geography.kif 9064-9064
(termFormat EnglishLanguage FineParticulateMatter "PM2.5") Geography.kif 9066-9066
(termFormat ChineseLanguage FineParticulateMatter "细悬浮颗粒") Geography.kif 9068-9068

appearance as argument number 3
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(partition ParticulateMatter CoarseParticulateMatter FineParticulateMatter) Geography.kif 9008-9008 PM is exhaustively partitioned into PM10 and PM2.5

consequent
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(<=>
    (and
        (instance ?PM ParticulateMatter)
        (part ?P ?PM)
        (approximateDiameter ?P
            (MeasureFn ?S Micrometer))
        (greaterThanOrEqualTo ?S 2.5))
    (exists (?PM25)
        (and
            (instance ?PM25 FineParticulateMatter)
            (part ?PM25 ?PM))))
Geography.kif 9070-9080 X is an instance of PM and Y is a part of X and the approximate diameter of Y is Z micrometer(s) and Z is greater than or equal to 2.5 if and only if there exists W such that W is an instance of PM2.5 and W is a part of X


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