particulate
noun [ C usually plural ] environment specialized uk/pɑːˈtɪk.jə.lət/ us/pɑːrˈtɪk.jə.lət/
（尤指汽车发动机排出的引起严重污染的）微粒，颗粒
an extremely small piece of dirt, especially one produced by road vehicles, that causes pollution
Biodiesel produces up to 50 percent fewer particulates.
Studies have linked exposure to particulates in air pollution with increased risk for heart disease.
- More examples
- Masks are available to filter out the dangerous particulates in the air.
- Most fine particulates result from human activity, usually from burning oil, coal, diesel or wood.
- Boilers often have very short chimneys, which limits the dispersion of the smoke and its particulates.