 Complete the following phrase:  There was a small chemical works on the outskirts of the village and major chemical works along the canal at Nob End, Farnworth. Bridson, Thomas Ridgeway  Sons, operated the Lever Bank Bleach Works, later becoming Smith, J. Junior  Company. Wilson Edward  Company operated the Prestolee Alkali Works between 1875 and 1884. The largest and longest lasting chemical works in Little Lever was in Church Street, located on land between the canal and Lever Hall Farm. It was established in 1868 by F.W. Graham, but failed and was rescued by a partnership of Crompton and Potter. Edmund Peel Potter became the sole owner and expanded the business, manufacturing acid and alkali for the cloth bleaching industry. However, it was the production of sodium and potassium bichromate that made Potters a world leader and by about 1900 the firm had become a limited company. In 1951 Potters amalgamated with the Eaglescliffe Chemical Company. The company closed in 1969 when it was owned by Albright  Wilson. Until closure Potter family members remained in senior management positions. Edmund Peel Potter was prominent in the local community and endowed a hospital on Chorley New Road, Bolton in pre-NHS years. His son Colonel Colin Kynaston Potter served with distinction in the 