In addition to these endogenous aldehydes, aldehydes are ubiquitously present in the environment in smog, cigarette smoke, motor vehicle exhaust, and in a variety of industrial processes including the production of polyurethane, polyester plastics (these include formaldehyde, acetaldehyde, and acrolein).
Common irritants include cigarette smoke, smog, and pet dander.
His factory complexes look both fastiduous and funky; his Manhattan skyscrapers are wrapped in a puff of cigarette-smoke smog.
Second-hand smoke (SHS), a mixture of smog produced from a burning cigarette and exhaled smoke, contains thousands of chemical constituents, most of which are harmful and cause human diseases such as lung cancer and cardiovascular disease (Boyle and Maisonneuve 1995; Bronnum-Hansen 2000; De Cesaris et al. 1992; Haugen 2002; MacDougall et al. 1983).
Content of tar was 18 mg for every cigarette and concentration of smog was about 15% (V/V) within the housing chamber through burning of 5 cigarettes concurrently.
This electronic smog could turn out to be "the cigarette of the 21st century".
It is well accepted that persons with asthma are more sensitive than persons without asthma to air pollutants such as cigarette smoke, traffic emissions, and photochemical smog components.
Fighting the current, our kayaks snake between garbage barges, tugboats, sailboats, cigarette boats, another Circle Line, and, looming out of the smog, a ghost-pale cruise ship: the Nordic Empress.
In India ― where, like in China, the metropoles are so choked by smog that breathing the air in New Delhi equates to smoking nearly 50 cigarettes in a day ― emissions are forecast to increase by just 2percentt, after rising more than 6percentt during the last decade.
But he was a skeleton at a movable feast, financially strapped and physically ravaged, his emphysema aggravated by the cigarettes he refused to give up and the skyline carpet of LA smog.
Debates over whether this increase was real, and its possible causes, grew more intense toward the 1950s; the suspects, besides cigarette smoking, were the tarring of the roads, exposure at work, or car fumes and smog.
