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The Great Smog of '52 or Big Smoke was a severe air pollution event that affected London during December 1952. A period of cold weather, combined with an anticyclone and windless conditions, collected airborne pollutants mostly from the use of coal to form a thick layer of smog over the city. It lasted from Friday 5 to Tuesday 9 December 1952, and then dispersed quickly after a change of weather...

Imatra is a town and municipality in eastern Finland, founded in 1948 around three industrial settlements near the Finnish–Russian border. In the course of the last 50 years, this amorphous group of settlements has grown into a modern industrial town dominated by Lake Saimaa, the Vuoksi River and the border. It gained its municipal charter in 1971. On the other side of the border, 7 kilometres (4 mi) away from the centre of Imatra, lies the Russian town of Svetogorsk...

Whittingham Hospital was a psychiatric hospital in the parish of Whittingham, near Preston, Lancashire, England. The hospital was founded in 1869 and grew to be the largest mental hospital in Britain, and pioneered the use of electroencephalograms (EEGs). During its time it had its own church, farms, railway, telephone exchange, post office, reservoirs, gas works, brewery, orchestra, brass band, ballroom and butchers. It closed in 1995...