- particulate matter
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Any solid or liquid in a finely subdivided state, especially when considered as an atmospheric pollutant.
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particulate matter
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Particulate Matter — Particules en suspension Pour les articles homonymes, voir PM. Les particules en suspension (notées PM en anglais pour Particulate Matter) sont d une manière générale les fines particules solides portées par l eau ou solides et/ou liquides… … Wikipédia en Français
Particulate matter sampler — A particulate matter sampler is an instrument for measuring the amount and type of particulates in the ambient air … Wikipedia
particulate matter — noun a small discrete mass of solid or liquid matter that remains individually dispersed in gas or liquid emissions (usually considered to be an atmospheric pollutant) • Syn: ↑particulate • Hypernyms: ↑material, ↑stuff • Hyponyms: ↑dust … Useful english dictionary
Particulate matter — (PM) Unburned fuel particles that form smoke or soot and stick to lung tissue when inhaled. A chief component of exhaust emissions from heavy duty diesel engines. California Energy Comission. Dictionary of Energy Terms … Energy terms
particulate matter — (PM) Suspended solids of carbon and unburnt hydrocarbons from the exhaust system … Dictionary of automotive terms
Diesel particulate matter — (DPM), sometimes also called diesel exhaust particles (DEP), is the particulate component of diesel exhaust from older diesel cars, which includes diesel soot and aerosols such as ash particulates, metallic abrasion particles, sulfates, and… … Wikipedia
Particulate pollution — comes in three forms:*Airborne particulate matter, particulates suspended in a gas *Marine debris, particulates suspended in a liquid *Space debris, particulates suspended in a vacuum … Wikipedia
Particulate — Particulates, alternatively referred to as particulate matter (PM) or fine particles, are tiny particles of solid or liquid suspended in a gas. In contrast, aerosol refers to particles and the gas together. Sources of particulate matter can be… … Wikipedia
particulate — Relating to or occurring in the form of fine particles. * * * par·tic·u·late pär tik yə lət adj 1) of, relating to, or existing in the form of minute separate particles <dust, smoke, and other particulate matter> 2) of or relating to… … Medical dictionary
particulate — 1. noun a) any solid or liquid in a subdivided state, especially one that exhibits special characteristics which are negligible in the bulk material Particulates in engine oil can abrade moving parts. b) any … Wiktionary
