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04:03
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Q: Unsure whether this classification of Volatile Organic Compound and/or Particulate Matter is correct

Daniel MakI am asking on behalf of a friend so please bear with me! Instructions: For each chemical, classify whether it is a VOC (Volatile Organic Compound) and/or PM (Particulate Matter 2.5 or Particulate Matter 10). A chemical can sometimes be both VOC and PM, they are not mutually exclusive. If it...

 
3 hours later…
07:31
@FadedGiant No longer, Loong.
07:44
OH! My question got deleted in less than 5 minutes !

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