Soot

Researchers Urge Regulators to Rethink Strategies for Soot Emission

Carnegie Mellon University researchers say government officials need to adopt new ways of measuring and regulating the fine particles of smoke and soot so endemic// to serious health problems and the global warming crisis. In a March 2 article published in the journal Science, professors All...

Asthma Symptoms Linked to Soot from Diesel Trucks in So. Bronx

Soot particles spewing from the exhaust of diesel trucks constitute a major contributor to the alarmingly high rates of asthma symptoms among school-aged children// in the South Bronx, according to the results of a five-year study by researchers at New York University’s School of Medicine and Rober...

Health and Environmental Groups Announce Intent to Sue Illinois Coal Plant Owners for Violating Clean Air Act

...iculate matter coming from smokestacks. Particulate matter is fine dust and soot that stays close to the plant and concentrates negative air quality and hea...to retire old coal plants that are the worst contributors to health-harming soot and smog pollution and replace them with clean energy solutions. www.s...

Remote-control closed system invented for inserting radio-active atoms inside fullerenes

... kind of like a miniature carwash wand is lowered from the top to rinse the soot to the bottom and out through a filter. The soot is trapped and the resulting beer-colored solution contains Lu atoms bound ...

Pennsylvania DEP, Lehigh Valley/Berks County Air Quality Partnership Urge Public Transit Use

...s and power plants "bakes" in the hot, summer sun, making it difficult for some people to breathe. Particulate matter, which is airborne dust or small soot particles, can also cause health problems for children or the elderly with respiratory problems, as well as the general population. The goals of ...

Asthma and Allergy Sufferers: Take in a Breath of Clean Air While Driving

... It prevents pollutants such as ozone, particulates, pollen, dirt, dust and soot -- that aggravate any respiratory condition -- from entering the car throug...import. Its non-woven, engineered media traps the finest particles of dust, soot and pollen, adsorbs odors and reduces dust accumulation inside the car. Vis...

Class Action Filed Against South Florida Developer and Supplier of Defective Chinese Drywall

...roblems with their air conditioning system, appliances, internal wiring and other electrical systems rendering them, in some cases, inoperable. Black soot appeared on the copper wiring in the home and in other places. The Harrells repeatedly asked their builder to fix the problems, but it failed ...

Does Your Senior Need Help at Home? A Holiday Checklist for Anyone Caring for Seniors

...ating tripping hazards? Look up at fans and ceilings. Has the inability to lift her arms and climb stepstools prevented your loved one from cleaning soot and grime from high places? Caution your senior not to climb. According to the Centers for Disease Control (CDC), falls are the leading cause of inj...

California Rules to Cut Diesel Truck Pollution Called Most Sweeping in U.S.

... the heart and cardiovascular system, even the developing brain." Retrofitting these trucks with particulate matter filters can reduce diesel soot up to 85 percent, and upgrading to newer trucks to meet EPA's latest engine standards can reduce smog-forming nitrogen oxide up to about 90%. The stat...

American Lung Association Urges People Living Near Wildfires to Protect Themselves Against Staggering Levels of Unhealthy Air Pollution

...American Lung Association. At the same time, the Association advises clean up workers to use caution to protect their lungs. Areas covered in dust and soot should be thoroughly wet prior to clean up as a means to reduce further air pollutants. Workers should wear an N95 mask described above and replace it...

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Soot in Medical Dictionary

Candles

...rity Blvd. ... Book your Home Party or have a Book/Online party and receive 20% in free candles ! ... Soy candles emit significantly less black soot when burning. ... ...

Soot in Biological News

NOAA takes first broad look at soot from ships

Tugboats puff out more soot for the amount of fuel used than other commercial vessels, and large cargo ships emit more than twice as much soot as previously estimated, according to the first extensive study of commercial vessel soot emissions. Scientists from NOAA and the University of Colorado co...

Wildfires set to increase 50 percent by 2050

...h ecosystem in the western US. Significantly, the research also predicts a 40% increase in the western United States in the concentration of tiny soot particles in the air, known to scientists as organic carbon aerosol. This will have important consequences on western US air quality and visibility. ...

Spring agricultural fires have large impact on melting Arctic

...s for new planting or clear brush for grazing - because the black carbon or soot produced by the fires can lead to accelerated melting of snow and ice. S...uch as 30 percent of Arctic warming to date, according to recent estimates. soot can warm the surrounding air and, when deposited on ice and snow, absorb so...

Aerosol: A key piece of the climate change puzzle

...the University of Leeds to tackle the conundrum of how aerosol affects climate. Aerosols are small particles suspended in the atmosphere, such as soot in smoke or chemicals emitted by trees, and are known by experts to have a huge cooling effect on our planet. This is because these particles act as ...

Study unravels why certain fishes went extinct 65 million years ago

... last meals. When an asteroid struck the earth at the end of the Cretaceous about 65 million years ago, the resultant impact clouded the earth in soot and smoke. This blocked photosynthesis on land and in the sea, undermined food chains at a rudimentary level, and led to the extinction of thousands o...

AGU journal highlights -- March 25, 2009

...yield meteorological clues Airborne acid may help soot turn into cloud seeds Understanding sea temperat...29/2008GL036359 4. Airborne acid may help soot turn into cloud seeds Carbon soot aerosols from combustion of fossil fuels and fores...

Carnegie Mellon researchers apply new statistical test

...t Carnegie Mellon. Pittsburgh's history and buildings are stained with soot from steel and coal-burning home furnaces and locomotives, but pollution co...ntrols over the past decade have helped remove much of the visible dust and soot from the air. Still, interest in tiny, almost invisible PM2.5 particles bal...

Commercial ships spew half as much particulate pollution as world's cars

...by organic pollutants and sooty, black carbon, are not directly targeted by today's regulations. A 2008 study by Lack's team focused exclusively on soot (http://www.agu.org/sci_soc/prrl/2008-23.html). Emissions of these non-sulfate particles, the earlier study found, depend on the operating speed of th...

Dirty snow causes early runoff in Cascades, Rockies

... RICHLAND, Wash. -- soot from pollution causes winter snowpacks to warm, sh...ional Laboratory conducted the first-ever study of soot on snow in the western states at a scale that pred...ted impacts along mountain ranges. They found that soot warms up the snow and the air above it by up to 1....

Workshop on environmental nanoparticles at UD, Nov. 10-11

...e, transport and human and environmental health effects of nanoparticles. Nanoparticles are ultra-small chemical particles. They occur naturally as soot produced by volcanoes, for example, and they are manmade, engineered for use in a broad spectrum of products and applications such as therapeutic drug...

Soot in Biological Technology

Ricardo Launches Consortium to Evaluate Lubricant Challenges of Future Low Carbon Engine Technologies

...exhaust gas recirculation in combustion systems (with consequent issues for soot in oil, wear and sludge formation); the chemical impacts on lubricants of b...f downsized light duty gasoline and diesel engine technologies on lubricant soot levels and engine wear. Subsequent modules - to be discussed and agreed in...

Inexpensive plastic used in CDs could improve aircraft, computer electronics

...n even higher conductivity than acid-treated carbon nanotubes. Traditionally, the tubes are sonicated, or treated with acid, to clean them and remove soot to get a higher conductivity. This, however, damages the tubes and exposes them to defects. Instead, Curran and his group were able to centrifuge, o...

University of Minnesota Professor Dr. David Pui to Speak at American Filtration and Separation Society Conference

...d to meet the demands of modern filtration requirements. Examples will be given to show how knowledge in powder technology is applied to model aerosol soot loading; how liquid-borne engineered nanoparticles and bioparticles are dispersed using aerosol technique for filtration efficiency evaluations. As a ...

Carbon nanotube measurements: latest in NIST 'how-to' series

...d purity of SWCNT materials. All known techniques for producing these tiny tubes also produce large quantities of nanojunk: simple graphite and carbon soot often encapsulating small metal particles used to catalyze the nanotube synthesis process. (See, for example, NIST Laser-Based Method Cleans Up Grubby...

Mission critical for carbon management

...lates to carbon capture and sequestration. Ramanathan will provide insight on The Surya project, a comprehensive and rigorous scientific monitoring of soot emission in India that will have fundamental policy implications for reducing black carbon. ...