Aerosols
An aerosol (abbreviation of "aero-solution") is a suspension of fine solid particles or liquid droplets in air or another gas. Aerosols can be natural or anthropogenic. Examples of natural aerosols are fog, mist, dust, forest exudates and geyser steam. Examples of anthropogenic aerosols are particulate air pollutants and smoke. The liquid or solid particles have diameters typically less than 1 μm; larger particles with a significant settling speed make the mixture a suspension, but the distinction is not clear-cut. In general conversation, aerosol usually refers to an aerosol spray that delivers a consumer product from a can or similar container. …
WikipediaPublications
FOE: Friends of the Earth (USA) · 2 December 2024 English
Cloud seeding was the primary weather modification activity that was widely conducted at the time with the goal of increasing rain, increasing snowpack, dissipating fog, or mitigating damage from hail, …
through the release of gases, dusts, liquids, or aerosols into the atmosphere” (which would encompass most … through the removal of gases, dusts, liquids, or aerosols. We would recommend that NOAA revisit this regulatory …
WHO: World Health Organization · 2 December 2024 French
xiv, 193 p.
additifs neutralisent l’âpreté et l’amertume des aérosols générés par les produits du tabac et à base de … sensorielle du consommateur lorsqu’il inhale les aérosols générés par le produit (réduction de l’amertume … par la nicotine et d’autres constituants des aérosols des produits du tabac et à base de nicotine en … combustion produit des acides, abaissent le « pH » des aérosols des produits du tabac et à base de nicotine, … faciliter l’inhalation de la fumée de tabac et/ou des aérosols générés par la cigarette électronique en améliorant …
PIK: Potsdam-Institut fur Klimafolgenforschung · 2 December 2024 English
This comprehensive report, prepared for the 16th meeting of the Conference of the Parties to the United Nations Convention to Combat Desertification (UNCCD), examines how unsustainable land management practices are …
deforestation and biomass burning. In turn, atmospheric aerosols can alter cloud formation and precipitation patterns … the atmosphere for several hours (IPCC, 2007). Aerosols originate from natural sources, such as desert … (Richardson et al., 2023). The complexity of aerosols arises from their diverse sources, chemical compositions … times and contributes more than 10% of total aerosols, the remainder arising from natural sources (Tsigaridis … Earth’s surface due to absorption and scattering by aerosols (Steffen et al., 2015; Rich- ardson et al., 2023) …
WHO: World Health Organization · 28 November 2024 English
xiv, 126 p.
infected individuals and can disperse in the air as aerosols during toilet flushing (Johnson et al., 2013) …
Amnesty International · 27 November 2024 French
See below.
moment et la manière de les utiliser. 14.5 Les aérosols à faible portée, généralement portatifs, « gaz …
USRTK: U.S. Right to Know · 21 November 2024 English
In the case of the United States, the country with the largest area used for GM corn cultivation, the situation is similar to that of the rest of the world. …
the bacterium, concluding that exposure to Bt aerosols can cause allergic skin rashes and induce antibodies …
CIEL: Center for International Environmental Law · 21 November 2024 English
• Deployment of geoengineering technologies risks violating the human rights of millions of people, ranging from the right to life to the right to a healthy and safe environment to …
separated within Using Stratospheric Sulphate Aerosols,” Philosophical Transac- the same group were counted … outdoor geoengineering “Stratospheric Sulphate Aerosols.” experiment, it was excluded from this investigation …
EU: European Union · 20 November 2024 English
(14) ‘black carbon’ or ‘BC’ means carbonaceous aerosols measured by light absorption; (15) ‘ultrafine …
EPRS: European Parliamentary Research Service · 20 November 2024 French
In September 2024, the European Commission proposed a Council recommendation aimed at better protecting people, particularly young people, from the effects of second-hand smoke and emerging products such as heated …
Novembre 2024 Environnements sans fumée et sans aérosols En septembre 2024, la Commission européenne a … relative aux environnements sans fumée et sans aérosols. Contexte Dans son plan européen pour vaincre … relative aux environnements sans fumée et sans aérosols Le 17 septembre 2024, à la suite d’une consultation … relative aux environnements sans fumée et sans aérosols, visant à remplacer la recommandation du Conseil … l’Union.EPRS Environnements sans fumée et sans aérosols Ce document a été préparé à l'attention des Membres …
WHO: World Health Organization · 20 November 2024 French
[10] p.
du tabac chauffés : produits qui génèrent des aérosols contenant de la nicotine et d’autres produits … acti- vant un dispositif contenant du tabac. Ces aérosols sont inhalés par succion ou aspiration au moyen …