Example sentences of "have [been] used as [noun] " in BNC.
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1 | Experiments in which young salmon have been transferred from their stream of birth , to be released in another stream , have been used as evidence that salmon imprint on the smell of their river during a sensitive period just before they migrate downstream . |
2 | In the course of history , many different commodities have been used as money — for example shells , animals and metals . |
3 | It has also been argued that green belts have been used as instruments of preservation rather than conservation , and that insufficient attention has been devoted to positive planning , and to provision for recreational use . |
4 | At local level the survey 's findings have been used as part of the Lingdale Revitalisation Project , to argue the case for converting the old village primary school into homes . |
5 | Where a journalist intends to refer to an unnamed individual , it is reasonable that the individual should have an action for libel if others have correctly identified him or her as the target , whatever literary devices have been used as camouflage . |
6 | Traditionally , the rare earths have been used as catalysts in the chemical industry and in flints for cigarette lighters . |
7 | The cubeoctahedron , dodecahedron , icosahedron and various other semi and demi-regular solids have been used as models for geodesic domes . |
8 | Indeed , Crone said in his report that ‘ … the examination of these fake specimens shed no light at all on the main question as to whether mycotoxins have been used as warfare agents in Laos or Kampuchea ’ . |
9 | Heart rate and skin conductance have been used as measures of arousal , and unusually high levels have been reported ( e.g. Venables , 1964 ) . |
10 | When schematic drawings of faces have been used as stimuli visual hemifield asymmetry has been found to be a function of several factors , including the degree of similarity between the stimuli to be compared and the inter-stimulus interval employed ( Patterson and Bradshaw , 1975 ) . |
11 | Extracts from the croton have been used as fish poisons . |
12 | Inter-strain differences in the amount of C-banded material occurs between certain autosomes ( 11 ) and have been used as cell markers in chimaeras ( 12 ) . |
13 | Over 400 caves exist which have been used as food and wine/beer stores , tanning and malting rooms , dwellings and shelters in time of war . |