Home > Term: particulate matter (in atmospheric chemistry)
particulate matter (in atmospheric chemistry)
1. General term used to describe airborne solid or liquid particles of all sizes.
2. Particlesin air, usually of a defined size and specified as PMn where n is the maximum aerodynamic diameter (usually expressed in μm) of at least 50% of the particles.
- ส่วนหนึ่งของคำพูด: noun
- อุตสาหกรรม/ขอบเขต: Biology; Chemistry
- Category: Toxicology
- Company: National Library of Medicine
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ผู้สร้าง
- Walter Lane
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