Primary pollutants are those that are directly emitted from a source, such as sulfur dioxide from a power plant. Secondary pollutants are formed in the environment as a result of chemical reactions between primary pollutants, such as ground-level ozone formed from nitrogen oxides and volatile organi...
Examples of primary air pollutants include:- Particulates (such as dust, soot, and smoke)- Carbon monoxide (CO)- Nitrogen oxides (NO and NO2)- Sulfur oxides (SO2) Step 3: Define Secondary PollutantsSecondary pollutants are not emitted directly. Instead, they form in the atmosphere through ...
Explain the difference between primary and secondary pollutants.搜索 题目 Explain the difference between primary and secondary pollutants. 答案 解析 null 本题来源 题目:Explain the difference between primary and secondary pollutants. 来源: 环境工程英语试题及答案 收藏 反馈 分享...
The question to what extent primary and secondary air pollutants are relevant to atmospheric pollution and their effects on human health and the quality of the environment can be answered in a straight-forward manner: atmospheric processes, including oxidation procedures, particle formation and ...
aprecipitation transformation 降雨雪变革[translate] aNote that some pollutants may be both primary and secondary: that is, they are both emitted directly and formed from other primary pollutants. 注意一些污染物也许是主要和次要的: 即他们直接地散发并且从其他主要污染物被形成。[translate]...
Exposure to primary and secondary pollutants depends on the complex interplay of many sets of factors and processes, including cleaning product composition, usage, building occupancy, emission dynamics, transport and mixing, building ventilation, sorptive interactions with building surfaces, and reactive ...
Quantification on the source/receptor relationship of primary pollutants and secondary aerosols by a Gaussian plume trajectory model: Part I—theory The present paper deals with the implementation of the Marine Aerosol Concentration Model (MACMod) in a Mediterranean coastal area. MACMod is a 2D unste...
Primary containment is also not impacted since the tie-in for the HCVS will be to the vent line outboard of an existing primary containment isolation valve. Containment can be categorized as “Primary” or “Secondary”: Primary containment refers to protection of personnel and the immediate ...
Photochemical smog is a mixture of primary pollutants and secondary pollutants.()A.正
aAlthough considerable purification is accomplished by the time wastewaters have passed through the primary and secondary stages,these treatments are still inadequate to deal with some complex aspects of water pollution. First, many pollutants in sanitary sewage are not removed. Inorganic ions such as ...