what is a secondary air pollutant quizlet?
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secondary air pollutant. air pollutants formed when primary air pollutants react with one another or with other chemicals in the air. particulate matter. Small particles or liquid droplets suspended in midair; considered an atmospheric pollutant. Volative organic compounds (VOCs)
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Fine particulate matter (PM2.5) is an air pollutant that is a concern for people's health when levels in air are high. PM2.5 are tiny particles in the air that reduce visibility and cause the air to appear hazy when levels are elevated.
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Volatile organic compounds (VOCs), polycyclic aromatic hydrocarbons (PAHs) and carbonyl compounds are the major organic pollutants in the atmosphere. ... Since many of the gaseous and particulate phases of organic compounds are from the same sources, correlations between the major exhausts are to be expected.
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Secondary pollutants, such as ozone, are formed when primary pollutants undergo chemical reactions in the atmosphere. Photochemical smog, as found for example in Los Angeles, is a type of air pollution derived from vehicular emission from internal combustion engines and industrial fumes.
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Secondhand smoke (SHS) is also called environmental tobacco smoke (ETS). It's a mixture of 2 forms of smoke that come from burning tobacco: Mainstream smoke: The smoke exhaled by a smoker. Sidestream smoke: Smoke from the lighted end of a cigarette, pipe, or cigar, or tobacco burning in a hookah.
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Smog formation in general relies on both primary and secondary pollutants. Primary pollutants are emitted directly from a source, such as emissions of sulfur dioxide from coal combustion. Secondary pollutants, such as ozone, are formed when primary pollutants undergo chemical reactions in the atmosphere.
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While a primary infection can practically be viewed as, the root cause of an individual's current health problem, a secondary infection is a sequela or complication of that root cause.
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Photochemical smog, often referred to as "summer smog", is the chemical reaction of sunlight, nitrogen oxides and volatile organic compounds in the atmosphere, which leaves airborne particles and ground-level ozone.
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['Carbon dioxide.', 'Carbon monoxide.', 'Nitrogen dioxide.', 'Nitric oxide.', 'Particulates not otherwise regulated.', 'Sulfur dioxide.']
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Though there are many different chemicals in air pollution, this lesson will focus on the six most common types: lead, nitrogen oxide, ozone, particulate matter, carbon dioxide, and sulfur dioxides. These can be in the form of solids, liquids, or gases.
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Air pollution is a mix of particles and gases that can reach harmful concentrations both outside and indoors. Its effects can range from higher disease risks to rising temperatures. Soot, smoke, mold, pollen, methane, and carbon dioxide are a just few examples of common pollutants.
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An air quality index (AQI) is a number used by government agencies to communicate to the public how polluted the air currently is or how polluted it is forecast to become. As the AQI increases, an increasingly large percentage of the population is likely to experience increasingly severe adverse health effects.
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In the atmosphere, water particles mix with carbon dioxide sulphur dioxide and nitrogen oxides, this forms a weak acid. Air pollution means that water vapour absorbs more of these gases and becomes even more acidic. When it rains the water is polluted with these gases, this is called acid rain.
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Scope 2 GHG emissions are indirect emissions from sources that are owned or controlled by the Agency. Scope 2 includes emissions that result from the generation of electricity, heat or steam purchased by the Agency from a utility provider.
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Explanation: Air pollution is either by particulate matter or gaseous compounds. Water pollution is usually by either solid or liquid compounds that are not a normal part of the water system, or at levels greatly exceeding the normal levels of those compounds in a water system.
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A primary fuel filter must remove particles in the range of 10 to 15 microns (0.0004" to 0.0006"). A secondary or final fuel filter must remove particles ranging from 3 to 5 microns (0.00008" to 0.0001").
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Air pollution occurs whenever any harmful gases, dust mites, smoke or smog enters into our atmosphere and makes it difficult for plants, animals, and humans to breathe as the air becomes toxic and contaminated. Primary and Secondary Air Pollutants: Air pollution can be caused by primary sources or secondary sources.