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News tagged with aerosols

Less harmful constituents when heating a cigarette at lower temperature

Many of the harmful constituents found in the smoke from a conventional cigarette result from the burning of tobacco. Lowering the temperature at which the "smoke" is generated means that nicotine and some ...

Health created Dec 07, 2012 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

Superbugs spread through the air in hospital wards

(Medical Xpress)—Hospital superbugs can float on air currents and contaminate surfaces far from infected patients' beds, according to University of Leeds researchers.

Diseases, Conditions, Syndromes created Oct 11, 2012 | popularity not rated yet | comments 0 | with audio podcast

Increasing evidence for small airway role in asthma intensity

(HealthDay)—There is increasing evidence that the small airways contribute significantly to the clinical expression and severity of asthma, according to research published online Nov. 9 in Allergy.

Immunology created Nov 20, 2012 | popularity not rated yet | comments 0

Smoking in cars produces harmful pollutants at levels above WHO indoor air quality standards

Smoking during car journeys pumps harmful particulate matter into the indoor air space at levels that far exceed World Health Organization guidance—even when the windows are open or air conditioning is switched on—finds ...

Health created Oct 15, 2012 | popularity not rated yet | comments 0

Mutant bird flu 'less lethal', says paper's author

The author of a paper on a mutant bird flu strain said Monday that experts agreed to publish it only after he explained that the virus was "much less lethal" than previously feared.

Diseases, Conditions, Syndromes created Apr 03, 2012 | popularity not rated yet | comments 0

Febrile children self-referred to ER usually less severely ill

(HealthDay) -- In 45 percent of self-referred cases, parents properly judge their child's febrile illness as urgent when they bring their child to the emergency department, according to a study published online ...

Health created Feb 28, 2012 | popularity not rated yet | comments 0

FDA phases out inhaler due to environmental impact

(AP) -- Asthma patients who rely on over-the-counter inhalers will need to switch to prescription-only alternatives as part of the federal government's latest attempt to protect the Earth's atmosphere.

Medications created Sep 22, 2011 | popularity not rated yet | comments 1

Children victims of most eye injuries from aerosols

Children were the victims in more than half of the emergency room visits for eye injuries related to aerosol cans between 1997 and 2009, according to a new study by researchers at Brown University. More could be done, they ...

Health created Apr 13, 2011 | popularity not rated yet | comments 0

Should caffeine be a regulated substance?

Caffeine-related toxicity, deaths, and near-deaths are an undeniable fact. In Sweden, for example, four people died as a result of confirmed caffeine-related causes in one year. Yet caffeine use continues to grow, including ...

Health created Feb 26, 2013 | popularity 3 / 5 (2) | comments 0

Annual deaths from solvent abuse in the UK rise from 38 to 46

(Medical Xpress)—Deaths from solvent abuse rose to 46 in 2009 from 38 in 2008, according to a new report on the latest UK figures released today (Friday 16 November).

Health created Nov 16, 2012 | popularity not rated yet | comments 0

Can vaccines be delivered via the lungs instead of by injection?

In addition to the obvious benefit of eliminating the need for an injection, new vaccine delivery methods via the lungs offer particular advantages for protecting against infectious agents that enter the body through the ...

Medications created Oct 15, 2012 | popularity 5 / 5 (1) | comments 0

Aerosol

Technically, an aerosol is a suspension of fine solid particles or liquid droplets in a gas. Examples are smoke, oceanic haze, air pollution, smog and CS gas. In general conversation, aerosol usually refers to an aerosol spray can or the output of such a can. The word aerosol derives from the fact that matter "floating" in air is a suspension (a mixture in which solid or liquid or combined solid-liquid particles are suspended in a fluid). To differentiate suspensions from true solutions, the term sol evolved—originally meant to cover dispersions of tiny (sub-microscopic) particles in a liquid. With studies of dispersions in air, the term aerosol evolved and now embraces both liquid droplets, solid particles, and combinations of these.

For more information about Aerosol, read the full article at Wikipedia.
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