SAY air pollution and we tend to think
of car exhausts, large factories and open fires.
Say air pollution and we tend to think
of car exhausts, large factories and open fires.
Smell the fresh air, free
of car exhaust and smog.
But diatomic molecules need not be symmetrical — carbon monoxide, the deadly component
of car exhaust, is made up of one atom of carbon and one (slightly more massive) atom of oxygen.
Not exact matches
My fondest memory
of taking the family to Disney World is
of eavesdropping on an
exhausted couple and their glazed - over children in a desolate parking lot, arguing about whether they'd left their
car in the Pluto section or the Goofy section.
The world learned
of the scandal about two weeks later, when the EPA issued a formal notice
of violation relating to nearly 500,000 2.0 - liter diesel
cars — stretching across seven model years and three generations
of exhaust - treatment configuration.
LEIPZIG, Germany, Feb 27 - German cities can ban the most heavily polluting diesel
cars from their streets, a court ruled on Tuesday, a move likely to be mirrored in other parts
of Europe and to force automakers to pay to improve
exhaust systems or switch to cleaner vehicles.
COST - Because
of the extra equipment and process needed to clean their diesel
exhaust, diesel
cars are more expensive than their gasoline counterparts.
One
of my favorite activities me and my doctor get into is to breath
car exhaust all day.
These same private
cars are the most wasteful form
of transportation from the point
of view
of exhausting scarce resources.
While the aromas
of the day are subdued, drowned out by heat and
car exhaust, the disappearance
of the sun pulls out the scents hidden deep within the earth.
I wasn't really a fan
of the long
car trips, and sometimes I didn't understand why we had to see «x» site or hike on a certain trail — afterall, didn't every trail have a path with trees and after a long
exhausting climb one finally got to see a decent view?
According to Professor Nick Hewitt
of the Lancaster Environment Centre, 40 million tons
of CO2 is «equivalent to a 50 per cent reduction in current
exhaust pipe emissions
of CO2 from the entire UK passenger
car fleet».
The shredded paper got caught under the
exhaust pipes
of the overheated
cars, burst into flames and sent players and spectators fleeing for their lives.
The rear end
of the
car twitched — «It was just trying to make up its mind which way it wanted to go,» Earnhardt said later — and the
exhaust bellowed as he floored it again leaving the turn.
you are carefully removing them from the
car to place them gingerly in their beds because you just know they must be totally
exhausted from their adventures
of the day.....
Gone are the days
of a child's only view being
car pipe
exhaust and briefcases.
I chose this method because I was
exhausted and drove off the side
of the road twice (with the baby in the
car) and knew I needed to drastically change my own sleep pattern to a more normal one.
The decision comes less than a week after Gov. Andrew Cuomo directly appealed to Buffet to remove the
cars, and said the state would «
exhaust all legal options» to torpedo the storage plan along some 30 miles
of tracks through the central Adirondacks.
There's people who are dealing with the consequences
of having that environmental impact, the
exhaust from all
of the trucks and all
of the
cars that are backed up there day in and day out.»
But the previous studies shared a common problem, says Marc Baum, a chemist at the Oak Crest Institute
of Science, a nonprofit research center in Baldwin Park, California: They tracked
car exhaust drifting out
of highway tunnels, and the researchers were concerned that ammonia could react with the walls
of the tunnel or other gases and thus not show up on detectors.
Recent studies suggested that vehicles in southern California produce only 61 milligrams
of ammonia per kilogram
of exhaust, a number that would make the cumulative effect
of southern California's
cars only half that estimated to come from livestock.
BALTIMORE — A glut
of nitrogen washing over the land from
car and factory
exhaust and crop fertilizers is degrading water and air quality and even altering precarious balances in species diversity.
Every day, numerous
cars and trucks are wearing on Norway's almost one hundred thousand kilometers
of road: Asphalt wear on the tires, the tires wear on the asphalt,
exhaust flows out from the vehicles and all is shrouded by road dust, until a rainfall cleanses the air, leaving all the dust and particles in the ditch.
Steps taken to clean up
car exhaust over the past few decades have had a huge effect, and as a result, «the sources
of air pollution are now becoming more diverse in cities,» said McDonald, a chemist at Cooperative Institute for Research in Environmental Sciences in Boulder, Colo..
Those techniques have led to everything from the development
of catalysts that remove poisonous carbon monoxide from
car exhaust to the understanding
of how ice crystals in stratospheric clouds supercharge atmospheric chlorine's ability to destroy the planet's protective ozone layer.
By altering the
exhaust level as the
car runs, the cylinders supply themselves with just the right amount
of fuel and air they need at any one time — as befits a pair
of mechanical lungs.
A catalytic converter on a
car, for example, uses metal catalysts to pluck toxins out
of exhaust fumes.
However, one
of the shortcomings
of CAR T cells is that they tend to become
exhausted.
One future and potentially highly profitable use for the diode could be as part
of a system to monitor gases in a
car's
exhaust.
The compounds were identified in laboratory experiments that mimic the type
of conditions which might be found from the combustion and
exhaust in
cars and trucks, or the grilling
of meat over a flame.
Some
of this technology is already in use in hybrids: Regenerative braking converts the
car's motion into electricity as the vehicle comes to a stop, and BMW and Honda are designing devices that recover heat from engine
exhaust.
«The wait often means spending time in some
of the most polluted locations in cities, close to intersections where
cars, trucks and buses are continually stopping and accelerating, spewing out high concentrations
of noxious
exhaust,» said senior author Suzanne Paulson, UCLA professor
of atmospheric sciences.
Dairy farm waste, soil blown from farmlands, pesticides, industrial emissions, vehicle
exhaust and dust particles kicked up by
cars and the big rigs ferrying produce down Interstate 5 and Highway 99 — the valley's two main arteries — have made this one
of the smoggiest places in the nation.
Metallic honeycombs are already used as catalytic convertors
of exhaust gas in
cars.
Lackner and colleagues argued in a paper published last July in Proceedings
of the National Academy
of Sciences that air capture may prove the only way to deal with greenhouse gas emissions from transportation, all those tailpipes and engine
exhausts on the world's millions
of cars, airplanes and other vehicles.
That's because it contains ethers and alcohols, oxygen - rich compounds that are designed to prevent the build - up, especially in cold weather,
of carbon monoxide from
car exhausts.
Opinion mining is not entirely new, but the team has demonstrated a strong proof
of principle with their DFOC method on
car design on characteristics such as engine power, fuel economy, safety, comfort,
exhaust, sound system, interior design etc..
«This mixture is so rich that much
of the gasoline passes through unburnt, and the air in Mexico City is virtually saturated with hydrocarbons from
car, truck and bus
exhausts.»
Among health issues that some advocates have linked to chemical exposures: early pubescence in girls (BPA hastens the onset
of pubescence in juvenile rats); asthma (
car and truck
exhaust can induce or worsen lung inflammation), and genital malformation (phthalates have been linked to lower sperm count and deformed penises in rats).
As
of October 2017, newly launched
car models will have to pass more stringent
exhaust gas tests in the EU and in Switzerland.
Mexico City has the worst
car exhaust problem in the world because most
of the city's
cars run on unleaded petrol and therefore can not use catalytic converters or other pollution controls.
Because with China and India poised to put tens
of millions
of new fossil - fuel - powered
cars on the road, the stuff coming out
of all those
exhausts is going to make it hard to see the top
of the hill.
According to Leguay, lead from
car exhausts that finds its way into the soil
of vineyards next to major roads is only a «very minor» source
of contamination.
They found that adding a bit
of nitrogen oxide, released in combustion engine
car exhaust, resulted in particles that trapped some heat.
Instead
of being embedded in the ion
cars, the electrons sit like a cloud
of exhaust around each ion, and they can actually leap from ion to ion and back again.
The stagnant air caused by heat and humidity tends to trap airborne pollutants, such as
car exhaust, which react in the presence
of sunlight to form ozone, a main ingredient in smog.
Everyday we're exposed to thousands
of toxins... from the chemicals in the coke zero you guzzled down at lunch to the
car exhaust fumes you breathe in walking down the road.
VOCs come from a variety
of sources, including
car exhaust and off - gassing from everyday household products.
Smoking, pollution,
car exhaust, fried foods are some sources
of free radicals.