<Tr> <Th_colspan="2"> Symbols of Manchester </Th> </Tr> <Tr> <Td_colspan="2"> The coat of arms of Manchester City Council since 1842 </Td> </Tr> <P> The City of Manchester in North - West England has traditionally been represented by various symbols . Most of these symbols are derived from heraldic emblems contained within the city's official heraldic achievement, which was officially adopted when the Borough of Manchester was granted city status in 1842 . Notably, the motif of the worker bee has been widely used to represent the city as a symbol of industry . </P> <P> The heraldic achievement of Manchester (colloquially but inaccurately referred to as a coat of arms) were granted to the Borough of Manchester in 1842 and continue to be used today by Manchester City Council . </P>

What is the bee symbolic of in manchester