Frederick Davis, vice chair of emergency medicine at Long Island Jewish Medical Center in Queens, New York, told ABC News. What are the dangers of inhaling wildfire smoke? Particulate matter (PM) is made up of tiny pieces of solid or liquid in the air including dust, dirt, soot ...
PROBLEM TO BE SOLVED: To provide a technology in which clogging of a filter is detected at an operation area in a wide range in an exhaust emission control device for an internal combustion engine.大木 久石山 忍林 孝太郎曲田 尚史小林 正明柴田 大介大羽 孝宏根上 秋彦小野 智幸...
Particulate matter (PM) is made up of tiny pieces of solid or liquid in the air including dust, dirt, soot and smoke, according to the Centers for Disease Control and Prevention. Inhaled particles are typically categorized into two groups: PM10 and PM2.5 - the number representing the s...
40.F 【解析】根据 SMALL 中的“The smaller particles are lighter and they stay in the air longer and travel farther. "及本段标题 Particulate Matter and Your Health 可知,PM2,在空中待的时 间更长,飘得更远,危害也更大。 故F项“PM2,can have worse health effects than the bigger PM1o. "...
There are things floating around in the air. Most of them, you cannot even see. They are a kind of air pollution called particles or particulate matter. In fact, particulate matter may be the air pollutant that most commonly affects people's health. ...
Particulatematterhasalsobeen a headacheinBeijing,withdensityaveraging141microgrammes. 空气中过多的悬浮微粒同样也是困绕北京市的问题,北京的平均悬浮颗粒密度达到141微克。 dictsearch.appspot.com 10. AIRQUALITY.AMBIENTATMOSPHERE.MEASUREMENTOF THECONCENTRATIONOFPARTICULATEMATTERSUSPENDEDIN THEAMBIENTAIR.GRAVIMETRICMETHOD....
U.S. regulations that set standards for acceptable concentrations of respirable particulate matter (PM) in outdoor air, particularly total fine particulate matter (PM 2.5), are based largely on the belief that current concentrations cause death and illness, and that reducing these concentrations will...
in canteen and meeting room was higher than that in other sites because of household cooking and decoration.The second organic aerosol had great contribute to particulate matter at all five sample sites.The heavy metals in air indoor were higher than that in air outdoor.Cr,Cu and Ni had a ...
Automobile traffic, industrial processes and natural phenomena cause notable air pollution, including gaseous and particulate contaminants, in urban centers. Exposure to particulate matter (PM) air pollution affects human health, and has been linked to respiratory, cardiovascular and neurological diseases. ...
Air pollution is now fully acknowledged to be a public health problem and a social issue. Particulate matter (PM) concentration has been linked with several clinical manifestations of pulmonary and cardiovascular diseases and is associated with morbidity and mortality induced by respiratory diseases both...