Air quality is monitored for six pollutants: particulate matter, ground-level ozone, sulfur dioxide, nitrogen dioxide, carbon monoxide and lead.

空气质量监测包括、地面臭氧、二氧化硫、二氧化氮、一氧化碳和铅六种污染。

Which would also screen out particulate matter dangerous to human health.

该过滤器还可以筛选出危害人类健康。

Common combustion products include hydrocarbons, oxides of nitrogen and sulfur, ammonia and particulate matter.

常见燃烧产包括碳氢化合、氮和硫氧化、氨和。

It urged more action to reduce particulate matter that damages lungs.

它敦促采取更多行动来减少损害肺部。

But County Health Director Christine Stinson says particulate matter is a concern.

但该县卫生主任克里斯汀·斯廷森表示，悬浮是一个令人问题。

And one of the primary measurements for the Index is particulate matter 2.5.

该指数主要测量指标之一是“ 2.5”。

Since 3 November, the air quality index (AQI) — a measure of eight pollutants, including fine particulate matter, ozone and sulfur dioxide — in Delhi has remained consistently above 99. Anything above 150 is classified as unhealthy.

自 11 月 3 日以来，德里空气质量指数（AQI）一直保持在 99 以上，该指数是对细、臭氧和二氧化硫等八种污染衡量。

In the past two weeks, there have been over 400 wildfires in Canada, nearly 250 of which that are still uncontrolled, which means they are dispersing a lot of fine particulate matter into the air.

在过去两周里，加拿大发生了 400 多起野火，其中近 250 起仍未得到控制，也就是说，这些大火正在向空中扩散大量细。

Mr. Wehrum said the analyses the agency is conducting " illuminate the issue" of particulate matter and the question of what level is acceptable for the purposes of policymaking.

韦鲁姆说，该机构正在进行分析“阐明了”问题，也阐明了制定政策时怎样水平才能被接受问题。

And the truth is, yes, some particulate matter does come from electric stoves, but they're not combusting methane, which means you're not getting products like nitrogen dioxide.

事实上，是，电灶确实会释放一些，但它们并不燃烧甲烷，这意味着不会有像二氧化氮这样产。

Particulate matter can end up deep in the lungs and cause heart attacks, strokes and asthma, he said, adding that the risk is particularly acute in urban areas.

他说，微质最终会被吸入肺部，导致心脏病发作、中风和哮喘，城市地区居民面临风险尤其严重。

Diesel engines, on the other hand, produce more Nitrogen Oxide and fine particulate matter in the form of soot, which is characterized by heavy black deposits.

另一方面，柴油发动机以烟灰形式产生更多氮氧化和细，其特征是大量黑色沉积。

And there are some studies already showing that the very small particulate matter can go directly into the brain affecting office workers.

一些研究已经证明，这种极小质可以直接进入大脑，影响办公室工作人员。

The substance is known as particulate matter, a mixture of small, solid particles and water droplets found in the air.

这种质被称为，是空气中发现小固体和水滴混合。

The air inside virtually every house contains some fine particulate matter, coming from sources such as mold and cooking smoke.

事实上，每家每户空气中都含有一些来自霉菌和炊烟等来源细。

They also face pollution from particulate matter, like vehicle exhaust or wildfire smoke, which can enter classrooms from the outside.

他们还面临着来自污染，比如汽车尾气或野火产生烟雾，这些可能会从室外进入教室。

The WHO study finds a reduction in air pollutants could lessen deaths from particulate matter by 15 percent.

世界卫生组织研究发现，空气污染减少可以使因污染造成死亡率降低15%。

In parts of the capital levels of fine particulate matter reached 30 times the limit deemed safe.

在首都某些地方，大气细含量达到了最低安全指标30倍。

We have super sophisticated air handling systems that prevent any smoke or particulate matter from getting in.

我们拥有超精密空气处理系统，能完全阻隔烟雾和进入。

Pollutants and small particulate matter landing on your plants can block sunlight, which is essential for photosynthesis.

污染和小质落在植上会阻挡阳光，而阳光对光合作用至关重要。