Example sentences of "[been] found to [be] [art] " in BNC.

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1 ( The asbestos had been built into the carriages to act as sound and heat insulation , but had of course later been found to be a health hazard . )
2 In your advert give the name of the person to whom the reply is to be made since this has also been found to be a positive factor in encouraging people to reply .
3 More scientifically , variety has been found to be a factor in influencing the quantity of food we desire .
4 It has also been found to be a source of one of the major ingredients of the contraceptive pill .
5 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 ) .
6 In many large series of critically ill patients sepsis has been found to be a major determinant of mortality .
7 The annual grass Lolium temulentum is a close relative of ryegrass and , for reasons of genetic uniformity and simplicity of life-cycle , has been found to be a much more suitable subject for fundamental studies of growth and development ( , , ) .
8 The dipper , a small bird that feeds underwater in fast-flowing streams , has been found to be a good indicator of water acidity , Studies in Scotland by Dr Juliet Vickery of Oxford 's Edward Grey Institute of Field Ornithology found a clear correlation between acidity in a stream and dippers ' breeding success .
9 It is the effort and pressure which the bowel-wall muscle has to exert in propelling onward the firm faeces produced by a Western diet ( rather than the soft and voluminous matter produced by fibre-rich diets ) which has been found to be the cause of this illness .
10 JB-4 ( Polysciences ) , a water-soluble resin , has been found to be the optimal embedding medium .
11 At Ingoldmells , to the north of Skegness , heaps of debris have been found to be the result of salt-workings in the late Bronze Age .
12 The multiplication of agencies as a means to greater bureaucratic efficiency may be objected to on the grounds that one of the major obstacles to the successful implementation of government programmes has been found to be the existence of numerous competing administrative bodies which so many programmes seem to involve because of overlapping policy fields and jurisdictions ( Gunn 1978 ) .
13 Hae III followed by Hind III have been found to be the most discriminatory restriction endonucleases with which to cut H pylori .
14 As well as its impact on the ozone layer , the gas is highly toxic , having been found to be the cause of 34 deaths in California alone since 1974 .
15 Smoking has been found to be an important factor , increasing this loss of bone density and resulting in an increased risk of osteoporosis [ 13 ] .
16 Empirically , the assumption of constant interest rates has usually been found to be an acceptable approximation .
17 The defendants argued that the proviso could not be severed and that as it had been found to be an unreasonable restraint of trade the whole of the clause was void .
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