smogn.

1905 Daily Graphic 26 July 10/2 In the engineering section of the Congress Dr. H. A. des Vœux, hon. treasurer of the Coal Smoke Abatement Society, read a paper on ‘Fog and Smoke’. He said it required no science to see that there was something produced in great cities which was not found in the country, and that was smoky fog, or what was known as ‘smog’.

1905 Globe 27 July 3/5 The other day at a meeting of the Public Health Congress Dr. Des Vœux did a public service in coining a new word for the London fog, which was referred to as ‘smog’, a compound of ‘smoke’ and ‘fog’.

1918 C. W. Saleeby Sci. National Kitchens 2 The hateful ‘smog’.

1921 Glasgow Herald 29 Nov. 6 It is said that Glasgow's ‘smog’ has declined in body and bouquet during the last few years.

1938 Daily Progress (Charlottesville, Va.) 12 May 7 In the opinion of many medical authorities, ‘smog’ is the principal reason why Pittsburgh has the highest pneumonia death rate in the United States.

1950 Economist 25 Feb. 432/2 Smog is a problem, far from completely understood as yet, of air contamination not by smoke, but by the fumes and gases—sulphur compounds, chlorine and so on—given off by modern industrial processes such as oil refining, chemical manufacturing and metallurgy.

1955 Sci. Amer. May 63/3 At first it was thought that smoke, dust, sulfur dioxide and hydrofluoric acid were responsible for the smog [in Los Angeles], but soon it became clear that these known pollutants, in the concentrations measured on smoggy days, could not cause the physiological effects observed... It was then that A. J. Haagen-Smit..suggested that peroxides and ozonides of hydrocarbons were responsible for smog.

1961 L. Mumford City in Hist. xv. 479 Nor have they eliminated the unburned hydrocarbons which help produce the smog that blankets such a motor-ridden conurbation as Los Angeles.

1975 D. Lodge Changing Places ii. 71 It was difficult to tell whether the sediment thickening the atmosphere was rain or sleet or smog.

1954 Ann. Reg. 1953 i. 54 Lord Reading..described it [sc. the Russian Note] in the House of Lords as 18 pages of ‘somewhat dismal and turgid “smog”’.

1976 Billings (Montana) Gaz. 30 June 1- a/1 When the political smog clears, Billings city government somehow continues to function.

1978 D. Bloodworth Crosstalk xxiv. 191 He hoped..Zoe's gift might pierce the gathering smog? Because things were getting tough, and the Russians were..accusing the Maoists of trying to flood Moscow with narcotics.

1975 Country Life 16 Jan. 130/2 Take a commuter jet from Los Angeles to San Francisco... You rise above the smog-bank.

1961 Engineering 27 Jan. 175/3 The smog-burner is a mechanical rather than a chemical or catalytic device.

1954 Ann. Reg. 1953 iv. 391 The year 1953 might well be remembered as the one in which ‘smog’ masks first appeared.

1979 Listener 5 July 6/1 Visiting journalists [to Tokyo]..were amazed to find they didn't have to wear smog-masks.

1951 Sun (Baltimore) (B ed.) 31 Dec. 14/2 More than a dozen Baltimore firms have been definitely albeit informally tagged as smog producers.

1970 New Scientist 1 Jan. 8/3 Smogbound, noise-deafened, misanthropic Londoners..might be taking their high blood pressure with them.

1959 News Chron. 19 June 4/3 The six-bedroom houses hardly get dirty in California's smog-free climate.

1981 Times 6 Aug. 7/7 Smog-free sunsets over the Indian Ocean.

1970 New Scientist 13 Aug. 324/1 Efforts to curb auto-pollution concern the directly poisonous or smog-producing colourless emissions of carbon monoxide, unburnt hydrocarbons and nitrogen oxides.

1966 P. Tamony Americanisms (typescript) No. 14. 2 The era of the motor-car smogged up greenery.

1970 Globe & Mail (Toronto) 28 Sept. 4/1 Mr. Lewis was ‘smogged in’ at Sudbury..and was unable to arrive in time for the Ottawa meeting.

1974 Sci. News 24 Aug. 136 Conventional geodesy depends on clear lines of sight, and in the Los Angeles basin these are often smogged out.

1982 Christian Sci. Monitor (Mid-Western ed.) 8 Dec. 12 Yet you can't do it because they have to meet the same pollution standards they do in heavily smogged areas.