noun
definition
A noxious mixture of particulates and gases that is the result of urban air pollution.
synonyms
verb
definition
To get a smog check; to check a vehicle or have it checked for emissions.
example
If the car is more than five years old, you'll have to have it smogged before you can register it.
Examples of smog in a Sentence
It would be nice getting away from the smog and traffic for a while.
Smog was cited as a major factor that contributes to global warming.
He waved a hand at the smog and all that caused it.
The Atlanta night was muggy and dark; a thin layer of smog trapped the city's light and made the sky glow an eerie yellow-orange.
Noxious gases, as they're released into the air, cause chemical changes in the atmosphere which result in the formation of smog and acid rain.
Hybrid cars can reduce smog up to 90% and can get much better fuel economy then a normal engine.
An east wind would blow smoke back into London, causing heavy smog.
In the exhaust fumes of cars it reacted readily with oxygen to produce smog, increasing the risk of asthma.
To introduce photo-chemical smog, and the four factors necessary for its formation.
A newly developed procedure to perform smog chamber runs will be employed.
The location of the smog test is almost always the neighborhood where the car lives.
Summertime smog, or ozone, is also caused by traffic.
I 've developed a variety of data smog filters myself over the years.
It has also reduced smog forming emissions by about one quarter since 1990.
Smog is created when nitrogen oxides and hydrocarbons, also produced by fossil fuels, are exposed to sunlight, causing a chemical reaction.
In a city, this has the added benefit of providing cleaner air and reducing the air pollution and smog that is a problem in many large cities.
Global warming will also lead to increased smog in urban areas, which has terrible health related consequences.
Most people who live in or near a large city are familiar with the look of smog that appears as a thick, gray blanket of air pollution that covers the city.
What you may not know is that smog is both a direct result of pollution and is a pollutant in its own right.
Smog is created when chemicals and pollutants (industry and traffic related) in the atmosphere undergo changes.
This makes the smog a secondary pollutant that has its own set of health risks and physical damage to humans.
Smog is a chemical reaction that occurs between industrial emissions and automobile exhaust.
However, sunlight is not always the most effective source for the vitamin, depending on geographic latitude, seasonal changes, cloud cover, smog and sunscreen.
In this study secondary organic aerosol will be produced in laboratory experiments using a large smog chamber.
The exhaust filters on red double-deckers, those icons of London streets, are in trouble for creating more smog.
Smog forming emissions are generally 30-50% lower including nitric oxides and hydrocarbons emissions.
The surface of this moon is hidden beneath a thick orange photochemical smog.
The thick smog of smoke by the evening also caused problems for many.
I've developed a variety of data smog filters myself over the years.
When the boom times returned, the fight faded into the city smog.
Summer smog visible on the skyline over cities like Toronto and Los Angeles provides a perfect seasonal soapbox for headline hungry politicians.
To introduce the role of surface coating in smog formation.
Smog levels at 25 sites broke health limits [2] every day from Monday 4th to Sunday 10th August.
Environmental pollutants, such as cigarette smoke, dust, or smog, can also cause a cough.
So do other blockers like windows, smog, clouds, heavy clothing, smoke, and even sometimes window screens.
Godzilla Vs Smog Monster (1971) - A monster created by pollution.
Hedorah also known as the Smog Monster which formed from and fed on human pollution.
In Beijing, for example, she competed in 70 percent humidity and 87 degree heat, in addition to dealing with poor air quality due to smog.
Summer smog season commences The short hot weather spell toward the end of June prompted the first official summer smog warning.
Vitamin D deficiency is also slightly more common in inner city areas, because environmental factors, such as smog, can block the necessary ultraviolet (UV) component of sunlight.