Sentences with phrase «use of aerosol»

The final layer of colour replicates sheets of flyposters peeling from our city's walls whilst the Bravura use of aerosol on the portraits lends the pieces a futuristic sheen, echoing the seductive promise of technological fulfillment.

Guests who set the fire alarm off with excess use of aerosol, use of matches or smoking cigarettes, will be charged the full fire service call out fee of $ 1500.

Use of aerosol sprays, foggers or flea bombs is not recommended, due to the high probability of harm during the application from inhaling the aerosol.

Scientists are researching the use of an aerosol to reflect sunlight back into space, cooling the Earth while simultaneously repairing the ozone layer.

Moreover, we could reduce the use of aerosols with freon and try to find alternative sources of energy.

Not exact matches

ASTM International F2638 - 07 Standard Test Method for Using Aerosol Filtration for measuring the Performance of Porous Packaging Materials as a Surrogate Microbial Barrier

This is due to the mostly contractual nature of therelationships with their customers, which for the most part is cheifly supported by the drinks industry, but also includes aerosol cans used for hair and shaving products.

Metal technology breakthrough enables use of recycled aluminum in the manufacture of extruded aluminum packaging for aerosols

It is also very important to begin communicating with your child to help prevent him from picking up bad habits, including the use of tobacco, alcohol and drugs (including the use of inhalants; especially aerosols and glue).

The effect also illustrates one proposal for so - called geoengineering — the deliberate, large - scale manipulation of the planetary environment — that would use various means to create such sulfuric acid aerosols in the stratosphere to reflect sunlight and thereby hopefully forestall catastrophic climate change.

For the study, Dr. Toohey and his colleagues from GEOMAR and the Max Planck Institute for Meteorology in Hamburg have used an aerosol - climate model to track 70 different eruption scenarios while analyzing the distribution of the sulfur particles.

This critical question is addressed using simulations from climate models based on projections of future emissions of greenhouse gases and aerosols.

In the 1960s and»70s, the widespread release of chlorofluorocarbons (CFCs), chemicals used primarily in spray aerosols, led to a partial breakdown of the layer.

Short - term exposure studies of e-cigarette use show a negative impact on lung function and bystanders absorb nicotine from passive exposure to e-cigarette aerosol, the authors report.

Specifically, Blomqvist and his colleagues argue that six of the 10 boundaries — land use, biodiversity, nitrogen cycle, freshwater use, aerosol and chemical pollution — do not have a hard limit at planet - scale physical thresholds that, if transgressed, would tip them into functioning differently.

Since the 1990s, scientists have been discussing using aircraft to inject aerosols, such as sulfates, into the atmosphere as a form of geoengineering to mimic volcanic eruptions that sometimes cool the planet by casting shades of particulate matter.

The researchers have developed a kit of new tools including an instrument the size of a cigar box that uses a laser to detect the tiny aerosol particles.

To find out if these inaccuracies could be mitigated, a team of scientists decided to use the Japanese K computer to perform fine - grained simulations of how black carbon aerosols are transported to and distributed in the Arctic region.

By using smaller grids — with spacing of just a few kilometers rather than several tens of kilometers as in conventional current models — they were able to show that they could more realistically model the amount of black carbon aerosols, mitigating the underestimation in more coarse - grained models.

A deeper understanding of dust aerosols and their effects on precipitation could also be used to boost precipitation artificially, Prather said.

Erickson and his colleagues used a computer model of Earth's climate to simulate the effect of adding sulphate aerosol to the atmosphere above the industrialised regions of the globe (Geophysical Research Letters, vol 22, p 2017).

The produced aerosol is directed over the heated substrate using a stream of nitrogen gas resulting into a polycrystalline thin film grown on the chalcopyrite substrate over time with embedded nanoparticles of platinum.

Using a NASA computer model, Oman tracked the worldwide effects of the sulfate aerosol cloud that formed following the Laki eruption.

«One reason that we haven't appreciated the role of aerosols in the climate system is that many — most — models don't include aerosol - cloud interactions,» including only a handful of those used in IPCC's fifth assessment report, released in 2014.

Xiao used battery powered aerosol monitors to measure indoor concentrations of fine particulate matter, or particles 2.5 micrometers in diameter or smaller, which consists mainly of black carbon and organic carbon.

Earth System Threshold Measure Boundary Current Level Preindustrial Climate Change CO2 Concentration 350 ppm 387 ppm 280 ppm Biodiversity Loss Extinction Rate 10 pm > 100 pm * 0.1 - one pm Nitrogen Cycle N2 Tonnage 35 mmt ** 121 mmt 0 Phosphorous Cycle Level in Ocean 11 mmt 8.5 - 9.5 mmt — 1 mmt Ozone Layer O3 Concentration 276 DU # 283 DU 290 DU Ocean Acidification Aragonite ^ ^ Levels 2.75 2.90 3.44 Freshwater Usage Consumption 4,000 km3 ^ 2,600 km3 415 km3 Land Use Change Cropland Conversion 15 km3 11.7 km3 Low Aerosols Soot Concentration TBD TBD TBD Chemical Pollution TBD TBD TBD TBD * pm = per million ** mmt = millions of metric tons #DU = dobson unit ^ km3 = cubic kilometers ^ ^ Aragonite is a form of calcium carbonate.

Knowing the speed and height at which aerosols are being thrown into the air can be used for more accurate climate modeling or creating a perfect glass of champagne.

The researchers used water and water mixed with glycerin to create a model for predicting the velocity and height of the droplets, or jet aerosols, cast upward as bubbles on a liquid's surface burst.

In the new work, Surabi Menon of the NASA Goddard Institute for Space Studies and colleagues used aerosol data collected from 46 ground stations in China to assess four different climate modeling scenarios.

With beams at three wavelengths (1064, 532, and 355 nanometers), CATS will be used to derive a variety of properties of cloud and aerosol layers.

Together with colleagues from Berlin and Geneva, climate researchers from Karlsruhe Institute of Technology (KIT) have been investigating the interactions of laser light and ice clouds using the unique AIDA aerosol and cloud chamber on KIT's Campus North.

That's the conclusion of a team of scientists using a new approach to study tiny atmospheric particles called aerosols that can influence climate by absorbing or reflecting sunlight and seeding clouds.

«Another potential application is biodefense, where eCAPs may be used as a rapid postexposure aerosol treatment in individuals after exposure to aerosolized pathogens, where the goal of immediate treatment would be to rapidly reduce bacterial dose from a lethal to a nonlethal or subclinical level,» says Montelaro.

Researchers at NASA's Goddard Space Flight Center in Greenbelt, Maryland, are using already available satellite measurements of sulfur dioxide (SO2), a main components of volcanic emissions, along with the more recent ability to map the location and vertical profiles of volcanic aerosols.

Sophisticated microscopic instruments were used to look for iron - containing nanoscale particles — specifically locating them from thousands of aerosol particles.

Since Thornton's and his colleagues» study was published, Ilan Koren and Orit Altaratz at the Weizmann Institute of Science in Israel and colleagues have found, using the WWLLN, that more intense lightning is connected with aerosol sources over land.

Rosenfeld and his students have developed an aerosol quantification method that uses satellite - based measurements of the infrared light reflected by clouds.

Using aircraft to measure air pollution over the Alberta tar sands region, the researchers found that tar sands production emitted between 55 and 101 metric tonnes of secondary organic aerosols per day.

While the next step in this line of research would be to examine the health impacts of indoor SOA, a few ways to reduce indoor aerosols would be to use unscented cleaners and open windows while cleaning.

Using climate models and data collected about aerosols and meteorology over the past 30 years, the researchers found that air pollution over Asia — much of it coming from China — is impacting global air circulations.

Scientists use data from the SGP to learn about cloud, aerosol, and atmospheric processes, which in turn leads to improvements in models of the Earth's climate.

Indeed the estimate of aerosol forcing used in the calculation of transient climate response (TCR) in the paper does not come directly from climate models, but instead incorporates an adjustment to those models so that the forcing better matches the assessed estimates from the Fifth Assessment Report (AR5) of the Intergovernmental Panel on Climate Change (IPCC).

FMI has been involved in research project, which evaluated the simulations of long - range transport of BB aerosol by the Goddard Earth Observing System (GEOS - 5) and four other global aerosol models over the complete South African - Atlantic region using Cloud - Aerosol Lidar with Orthogonal Polarization (CALIOP) observations to find any distinguishing or common model aerosol by the Goddard Earth Observing System (GEOS - 5) and four other global aerosol models over the complete South African - Atlantic region using Cloud - Aerosol Lidar with Orthogonal Polarization (CALIOP) observations to find any distinguishing or common model aerosol models over the complete South African - Atlantic region using Cloud - Aerosol Lidar with Orthogonal Polarization (CALIOP) observations to find any distinguishing or common model Aerosol Lidar with Orthogonal Polarization (CALIOP) observations to find any distinguishing or common model biases.

Or maybe can the chance distribution of the aerosol forcing (main emissions moved from US / Europe to Asia f.e.) used to reduce the uncertainty of the size of the aerosol forcing or the factor E?

In addition, our deficient understanding of aerosol forcing also hinders our ability to use the modern temperature record to constrain the «climate sensitivity» — the operative parameter in determining exactly how much warming will result from a given increase in CO2 concentration.

I used was the surface temperature responses from histAll --(histGHG + histNatural) to obtain the response to aerosols + ozone + land - use and derive the enhancement of the response for that case relative to WMGHGs that I called E. Calculation of TCR based on histAll in a model is approximately the same as calculating the sum of responses to histGHG, histNat, and histInhomogeneous where the latter includes the factor E.

One such example is the demonstration of the fast time - resolved aerosol collector using optical tagging.

One of those adjustments is to add +0.3 W / m ² to the figures used for model aerosol forcing to bring the estimated model aerosol forcing into line with the AR5 best estimate of -0.9 W / m ².»

My main problem with that study is that the weather models don't use any forcings at all — no changes in ozone, CO2, volcanos, aerosols, solar etc. — and so while some of the effects of the forcings might be captured (since the weather models assimilate satellite data etc.), there is no reason to think that they get all of the signal — particularly for near surface effects (tropospheric ozone for instance).

Aerosol administration was performed as follows, the residual cup was filled with 8mls of the cisplatin agent and the nebulisation time was 10 minutes (almost 1 ml / minute) as observed from our previous studies.14 The aerosol was delivered to the mice (one by one) within a nose only cage that has been previously presented.34 In the groups receiving the intratumoral cisplatin an insulin injection was used to deliver the 2mls of cisplatin within the tumor in different depths, however; a quantity of the drug when the injection was made superficially was lost since it was not accumAerosol administration was performed as follows, the residual cup was filled with 8mls of the cisplatin agent and the nebulisation time was 10 minutes (almost 1 ml / minute) as observed from our previous studies.14 The aerosol was delivered to the mice (one by one) within a nose only cage that has been previously presented.34 In the groups receiving the intratumoral cisplatin an insulin injection was used to deliver the 2mls of cisplatin within the tumor in different depths, however; a quantity of the drug when the injection was made superficially was lost since it was not accumaerosol was delivered to the mice (one by one) within a nose only cage that has been previously presented.34 In the groups receiving the intratumoral cisplatin an insulin injection was used to deliver the 2mls of cisplatin within the tumor in different depths, however; a quantity of the drug when the injection was made superficially was lost since it was not accumulated.