Sentences with phrase «from incomplete combustion»

Black carbon The soot that results from the incomplete combustion of fossil fuels, biofuels, and biomass (wood, animal dung, etc.).

Methane emissions derive mostly from landfills, agriculture (particularly rice farming), livestock, and natural gas and coal extraction, while soot, otherwise called «black carbon», results from the incomplete combustion of fossil fuels and derives primarily from primitive cook stoves used throughout much of the developing world, as well as diesel engines and coal - burning power plants.

Black carbon is the most important absorbing particle; it comes from incomplete combustion of coal, wood and diesel.

Carbon monoxide: formed from incomplete combustion of fuel.

Not exact matches

Black carbon is an aerosol emitted by incomplete combustion from vehicles and factories.

Polycyclic aromatic hydrocarbons, or PAHs, from motorbikes and other vehicles are caused by incomplete combustion.

In a study of umbilical cord blood from New York City children, researchers found a change in a gene called ACSL3 that is associated with prenatal exposure to chemical pollutants called polycyclic aromatic hydrocarbons (PAHs), which are byproducts of incomplete combustion from carbon - containing fuels, resulting in high levels in heavy - traffic areas.

Defined as dark - colored porus forms of carbon made from the organic parts of vegetable or animal substances, by their incomplete combustion.

A lot of this pollution was «fugitive» emissions — leaks from valves, flanges, tiny holes in pipes, and incomplete combustion of waste gasses in the plants» flares.

Carbon Monoxide Pollution is produced from incomplete fuel combustion and can be detrimental to health even in low doses.

About one - quarter of the total emissions are related to fossil fuel extraction (CH4 emissions from coal mines, CH4 venting from oil extraction), transport and distribution (e.g., leakage from pipelines), and consumption (incomplete combustion).

Sceptics point out that his approach relies on satellite measurements of carbon monoxide, which like methane is a by - product of incomplete combustion, but whose decline may be down to other things, such as the shift away from leaded petrol.

Several scientific studies have shown scented candles to be more polluting than non-scented varieties, producing more soot as the result of more incomplete combustion that may occur from the presence of additional chemicals in the candle.