John Rylands Library pitched roof over its reinforced concrete roof. Champneys designed a pitched roof but Mrs Rylands was advised that an internal stone vault would reduce the fire risk and it was not built. The £17 million project was completed by summer 2007 and the library reopened on 20 September 2007. By the nineteenth century Manchester was a prosperous industrial town and the demands of cotton manufacturing stimulated the growth of engineering and chemical industries. The town became 'abominably filthy' and was 'often covered, especially during the winter, with dense fogs ... there is at all times a copious descent of soots
Rylands v Fletcher been concerned that the reasonable use test, which appears in nuisance, is not applicable to cases brought under "Rylands". The first requirement under "Rylands" is that the defendant "for his own purposes brings onto land and collects and keeps there". In "Rylands", this was the keeping of water in a reservoir; other cases in England and Wales have illustrated what sort of material is considered. In "British Celanese v AH Hunt", the accumulation was of metal foil strips. "For his own purpose" is not understood to be "for his benefit", although that was what Blackburn was referring to at the