Sentences with phrase «by the combustion of»

«Electricity is produced, for the most part, by combustion of fuels, primary coal,» the company says.

Ten years later, no one knows what was in the cloud of gases released by the combustion of all that jet fuel and building material but science has revealed what was in the dust — cement, steel, gypsum from drywall, building materials, cellulose from paper, synthetic molecules from rugs, glass fibers and human hair from the long decades of the two towers» use, among other items.

This is achieved by the combustion of solid, liquid or gaseous propellant, containing oxidiser and a fuel, within a combustion chamber at high pressure.

When we take to the road, we are propelled by the combustion of hydrocarbons or the reactions inside storage batteries.

Produced by combustion of heavy petroleum products, common pigment used in mascara and eyeliner products

And the pollution may be more or equal to those produced by the combustion of fuel in an ICE for the time being.

orchestra of battles, a contradictory and commemorative subterranean theatre driven by combustion of verbal explosions.

Simon Edwards (# 6): Yes, there is a certain amount of heat added to the atmosphere & ocean by the combustion of fossiel fuels as well as other heat sources (e.g. nuclear).

Researchers are confident that they understand the cycle of Ice Ages, and they also have a clear idea that the biosphere plays a hand in keeping the planet at liveable temperatures, but they also know that the high altitudes are more than usually affected by climate change driven by ever - higher ratios of greenhouse gases released by the combustion of fossil fuels by seven billion humans.

During that same period, 282 PgC were released by combustion of fossil fuels, and 5.5 additional PgC were released to the atmosphere from cement manufacture.

it is caused by the combustion of gas inside the engine.

But the implication is that the current drought may be worse than normal because of the release of greenhouse gases into the atmosphere by the combustion of fossil fuels on a colossal scale: the researchers make the link only tentatively.

And there are excellent reasons to continue and expand strict controls of the * real * crap that gets released into the air by the combustion of these things.

Mr. d'Oliveira views his dNGR as a potential way for reducing greenhouse gas emissions produced by the combustion of fossil fuels.

That is not true, the dinosaurs were killed by the combustion of the atmosphere following the impact and by the impact winter due to dust and sulphates in the atmosphere causing a deep freeze.

Some scientists believe it was caused by combustion of the Carboniferous peats, that is, an experiment in CO2 enhancement that we appear to be repeating.

Repeated drought and tree loss mean that there is increasing risk that the forest may one day cease to be a «sink» for atmospheric carbon released by the combustion of fossil fuels.

Those possible liabilities could result, the lawyers argue, from future suits over the flood damage to low - lying property anticipated from rising sea levels sparked by climate change, produced by the combustion of the fossil fuels they produce.

But what happens, and how swiftly it happens, depends on human response to global warming, driven by the combustion of fossil fuels and the release of the greenhouse gas carbon dioxide into the atmosphere.

These factors include, accounting for non-CO2 gases generated by the combustion of aviation fuel (i.e. sulphur and methane), flying through certain types of clouds, and even flying at night.

¶ ¶ 38 («when used -LSB-,]... fossil fuels release greenhouse gases), 39 («use of fossil fuels emits carbon dioxide»), 45 («emissions resulting from human activities are substantially increasing... greenhouse gases»), 48 («increase in atmospheric carbon dioxide caused by the combustion of fossil fuels»), 52 («fossil fuels -LSB-,]... when combusted, emit carbon dioxide»).

Not exact matches

The CEO also predicted that by 2025, «More than half of the power units you see on the road will have some relevance of electrification» — if not fully electric some hybrid form of combustion and electric.

Even if the ambitious targets of the world's biggest economies are met, and internal combustion engines give way to electric or other zero - emission vehicles by 2040, the total impact on global carbon dioxide emissions will be minimal, according to a new study released Tuesday.

Meanwhile, Excelsior Energy, a junior recently acquired by Athabasca Oil Sands, plans to use its own version of combustion, Combustion Overhead Gravity Drainage, at a 1,000 - b / d test well awaiting regulatory approval.

Norway plans to ban the vehicles by 2025, while Germany hopes to end the sale of combustion - engine vehicles by 2030.

Instead of the tiny explosions that drive the pistons of a standard internal - combustion engine, the Stirling drives its piston by forcing gas from one chamber to another in a perfectly closed system.

Instead of letting the miscommunications, unspoken resentment or confusion mount over time, resulting in total combustion, we can deal with them head - on as they come to us, season by season.

The combustion of fossil fuel now augments the atmospheric carbon dioxide by 0.7 per cent each year.

The combustion of fossil fuel that increases carbon dioxide by 0.7 per cent per year decreases the oxygen by only 0.001 per cent per year (Ehrlich, Ehrlich & Holdren 1977, p. 79).

In 2015, we used the draft FLW Standard to expand our tracking of measurable food waste to eight destinations outlined by the standard, including animal feed, biobased materials / biochemical processing, codigestion / anaerobic digestion, composting, controlled combustion (incineration), land application, landfill, and sewer / wastewater treatment.

The swept volume of one combustion chamber is calculated («swept volume» being the space available for the fuel mixture before combustion; generally speaking, the more space, the more fuel and the more power produced), then multiplied by the number of cylinders in the engine.

It's powered by an updated 2.0 - litre V4 petrol engine, with big claims of it being the «most efficient combustion engine» in Porsche's history.

This initiative will create numerous jobs and move our region into the 21st century by working with green technologies that reduce our reliance on the combustion of fossil fuels.»

«Ultimately, the warming induced by carbon dioxide over the many thousands of years it remains in the atmosphere would exceed the warming from combustion by a factor of 100,000 or more,» Caldeira said.

A malfunctioning engine imparts less energy but also creates toxic by - products as a result of incomplete combustion.

In a modeling study of coal, oil, and natural gas, Zhang and Caldeira compared the warming caused by combustion to the warming caused by the carbon dioxide released by a single instance of burning, such as one lump of coal, and by a power plant that is continuously burning fuel.

The team used a computer model originally developed by the U.S. Department of Energy to model fuel combustion.

Common examples are the initiation of fires on upholstered furniture by weak heat sources (e.g. a cigarette, a short - circuited wire), and the persistent combustion of biomass behind the flaming front of wildland fires.

That must be weighed against the warming qualities of the black and brown carbon particles and CO2 emissions generated by biomass combustion to derive a net effect.

Uniquely spherical magnetic minerals wafted over the world by coal burning can be found from peat bogs to lake sediments and may furnish a record of this carbon combustion for future geologists.

That soot, fly ash or whatever you want to call it is borne aloft by the hot gases of combustion before settling gently back to Earth in lungs, into lakes and the sea or onto the landscape.

Had they not been run by crooks, chances are that the internal combustion engine would not have dominated the 20th century (see «How crooks stalled the rise of electric cars for 100 years»).

An optical setup developed by researchers at Sandia's Combustion Research Facility and the Technical University of Denmark can now quantify the formation of soot — particulate matter consisting primarily of carbon — as a function of time and space for a variety of combustion processes.

The special lighting was enabled by a custom engineered diffuser large enough to fill the area of Sandia's spray combustion chamber window (4 inches or 100 millimeters).

Another study, published last year in Reviews of Geophysics, lists the man - made aerosols as coming from sulfates, nitrate and black carbon emitted by internal combustion engines, coal - fired power plants, slash - and - burn agricultural practices, and smoke from cooking.

Such technology could cut acid rain — causing sulfur dioxide emissions by more than 90 percent, smog - forming nitrogen oxides by 75 percent, and — ultimately — capture more than 80 percent of the CO2 normally produced by combustion, storing it in nearby depleted oil fields by 2015.

Saab's combustion - control engine has leapfrogged the manufacturers still studying fuel cells, methanol fuels, and electrics by reinventing an ordinary internal - combustion gasoline power plant that recycles unburned components of its exhaust.

By oxidation or reduction, i.e. the donation or acceptance of electrons, the catalysts convert combustion pollutants, such as carbon monoxide, nitrogen oxides and hydrocarbons, into carbon dioxide, water, and nitrogen.

They are mostly by - products of combustion engines and burning wood.

With the market for hybrid automobiles picking up steam, it makes sense for tomorrow's engineers to get a feel for designing and building cars powered by a combination of internal combustion and electricity.